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Buy Electronic Parts Online – Trusted by Makers & Students

From basic resistors to smart kits, Electronics Walla offers the best products at affordable prices with fast delivery.

Product categories

  • Other
  • Batteries
  • Boards & Shields
  • Components
  • Displays
  • DIY Kits
  • Microcontrollers
  • Modules
  • Output Devices
  • Power Supply
  • Robotics
  • Sensor
  • Switches

Showing 1 – 60 of 68 results

Sale!

Arduino UNO R3 board with DIP ATmega328P

Arduino Uno is the ideal board for getting started with electronics, through fun and engaging hands-on projects. This board is your entry to the unique Arduino experience: great for learning the basics of how sensors and actuators work, and an essential tool for your rapid prototyping needs.
Original price was: ₹550.00.Current price is: ₹450.00.
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5mm Photosensative LDR sensor

5mm Photosensitive LDR Sensor detects light intensity and changes resistance according to ambient light. Ideal for automatic light control, streetlight projects, and Arduino-based automation systems.

Technical Specifications:

  1. Type: Photoresistor (LDR)
  2. Diameter: 5mm
  3. Operating Voltage: 3V – 5V (typical for interfacing)
  4. Spectral Peak: 540nm
  5. Light Resistance: 5–10 kΩ (under 10 lux)
  6. Dark Resistance: > 1 MΩ
  7. Response Time: 20ms (Rise), 30ms (Fall)
  8. Operating Temperature: -30°C to +70°C
Original price was: ₹14.00.Current price is: ₹10.00.
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Arduino Starter Kit

The Electronics Walla Arduino Starter Kit includes all essential components like an Arduino Uno, sensors (DHT11, LDR, soil moisture, ultrasonic), LEDs, resistors, jumper wires, a servo motor, a DC motor, an LCD display with I2C, and more. It also comes with a detailed instruction manual featuring 20+ hands-on projects with ready-to-use codes, making it perfect for beginners to learn electronics, programming, and automation.
Original price was: ₹2,500.00.Current price is: ₹2,300.00.
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Robotic Arm with 5 Degree of Freedom 3D printed plastic Parts

Material Type: Plastic Parts only
  • High Quality 3D Printed Parts
  • Assembling will take around 1 Hour as per Experties
  • Multiple color Choice as per Buyer request.(Depends Upon Color Availability)
₹850.00
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Jumper Wire Male to Female Set

Feature Details
Wire Type Male-to-Female Jumper Wire
Connector Ends 1× Male pin, 1× Female socket
Wire Gauge ~28 AWG
Length Options Typically 10cm
Quantity 40 wires per pack
Insulation Material Flexible PVC
Compatibility Breadboards, header pins, modules, sensors
Reusability High (plug-and-play)
Color Coding Multi-color for easy identification
Applications Breadboarding, sensor interfacing, modular wiring, prototyping, educational electronics, DIY kits
₹22.00
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7805 Voltage Regulator IC

7805 Voltage Regulator IC provides a stable +5V DC output from a higher voltage source. Widely used in power supplies, Arduino projects, and electronic circuits for regulated voltage output.

Technical Specifications:

  1. Input Voltage Range: 7V – 35V DC
  2. Output Voltage: +5V DC (fixed)
  3. Output Current: Up to 1A (typical), 1.5A (max with heatsink)
  4. Voltage Regulation: ±4%
  5. Dropout Voltage: 2V (typical)
  6. Power Dissipation: 15W (with heatsink)
  7. Package Type: TO-220
  8. Operating Temperature: 0°C to +125°C
₹10.00
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Digital Touch Sensor TTP223B Module (Capacitive Touch Switch)

TTP223B Digital Touch Sensor Module is a capacitive touch switch that detects touch input without mechanical pressure. Ideal for Arduino projects, DIY electronics, and smart touch control systems.

Technical Specifications:

  1. Operating Voltage: 2.0V – 5.5V DC
  2. Output Type: Digital (Active HIGH)
  3. IC Used: TTP223B
  4. Response Time: 60ms (touch mode)
  5. Output State:
    • HIGH when touched
    • LOW when untouched
  6. Touch Type: Capacitive sensing (no physical contact required)
  7. Indicator: Onboard LED for touch status
  8. PCB Dimensions: Approx. 24mm × 24mm
  9. Output Pin Configuration: VCC, GND, OUT
₹22.00
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AT24C256 EEPROM Module – I2C 256Kb Non-Volatile Memory for Arduino & Embedded Applications

📐 Product Specifications

Feature Details
IC Type AT24C256 EEPROM
Memory Capacity 256Kb (32KB)
Communication Protocol I2C
Operating Voltage 2.7V to 5.5V DC
Interface Pins VCC, GND, SDA, SCL
Write Cycle Time ~5ms
Endurance 1,000,000 write cycles per byte
Addressing 7-bit I2C address (configurable via A0, A1, A2)
Onboard Features Pull-up resistors, address jumpers
Dimensions ~28mm x 15mm x 5mm
Weight ~5g
Applications Configuration storage, sensor calibration, data logging, embedded memory expansion, IoT devices, robotics, automation systems
₹51.00
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ACS712 30A Current Sensor Module

ACS712 30A Current Sensor Module measures AC and DC current up to ±30A with high accuracy using the Hall effect principle. Ideal for power monitoring, motor control, and Arduino-based energy measurement projects.

Technical Specifications:

  1. Operating Voltage: 5V DC
  2. Current Measurement Range: ±30A
  3. Output Type: Analog (proportional to current)
  4. Sensitivity: 66 mV/A (typical)
  5. Measurement Type: AC and DC current
  6. Response Time: 5 µs
  7. Analog Output Voltage: Vcc/2 at 0A current
  8. PCB Dimensions: Approx. 31mm × 13mm
  9. Operating Temperature: -40°C to +85°C
  10. Mounting Holes: 2 × M3 for easy installation
₹85.00
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830-Point Solderless Breadboard – Full-Size Prototyping Platform for Arduino, IoT & Embedded Systems

Feature Details
Total Tie Points 830 pins
Layout 2 power rails + 63 rows of 5-point terminals
Material ABS plastic housing
Contact Type Nickel-plated spring clips
Compatibility 22–28 AWG jumper wires, DIP ICs
Dimensions ~165mm x 55mm x 10mm
Adhesive Backing Yes (optional peel-off tape)
Interlocking Design Yes (can snap with other breadboards)
Reusability High (solderless, plug-and-play)
Applications Circuit prototyping, embedded system development, sensor interfacing, robotics, educational electronics, DIY projects
Original price was: ₹130.00.Current price is: ₹110.00.
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Voltage Detection Sensor Module 25V

Voltage Detection Sensor Module (0–25V) measures DC voltage using a built-in resistive divider circuit. Ideal for monitoring battery levels, power supply voltage, and Arduino-based automation systems.

Technical Specifications:

  1. Operating Voltage: 0V – 25V DC (input)
  2. Output Voltage Range: 0V – 5V DC (scaled down)
  3. Output Type: Analog (proportional to input voltage)
  4. Voltage Divider Ratio: 5:1
  5. Input Impedance: ~100kΩ
  6. Interface Pins: VCC, GND, Signal (S)
  7. Module Size: Approx. 25mm × 15mm
  8. Compatible Controllers: Arduino, ESP32, NodeMCU, Raspberry Pi
Original price was: ₹25.00.Current price is: ₹20.00.
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400-Point Solderless Breadboard – Compact Prototyping Platform for DIY & Embedded Electronics

Feature Details
Total Tie Points 400 pins
Layout 2 power rails + 30 rows of 5-point terminals
Material ABS plastic housing
Contact Type Nickel-plated spring clips
Compatibility 22–28 AWG jumper wires, DIP ICs
Dimensions ~83mm x 55mm x 10mm
Adhesive Backing Yes (optional peel-off tape)
Interlocking Design Yes (can snap with other breadboards)
Reusability High (solderless, plug-and-play)
Applications Circuit prototyping, microcontroller testing, sensor interfacing, educational electronics, DIY projects
Original price was: ₹45.00.Current price is: ₹36.00.
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Micro SD Card Module – SPI Interface Storage Expansion for Arduino & Embedded Systems

Feature Details
Module Type Micro SD Card Adapter Module
Supported Card Type MicroSD (FAT16/FAT32 format)
Communication Protocol SPI (Serial Peripheral Interface)
Operating Voltage 3.3V to 5V DC
Logic Level Compatibility 5V and 3.3V (with onboard voltage regulator)
Interface Pins VCC, GND, MISO, MOSI, SCK, CS
Card Slot Type Push-push microSD slot
Dimensions ~25mm x 18mm x 5mm
Weight ~5g
File System Support FAT16 / FAT32
Applications Data logging, audio/image storage, GPS tracking, embedded file systems, IoT devices, portable media players
₹32.00
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XY Joystick Module – Dual-Axis Analog Controller with Push Button for Arduino & DIY Robotics

Feature Details
Module Type XY Joystick Module
Axes 2 (X and Y analog output)
Button Integrated push button (digital output)
Operating Voltage 3.3V to 5V DC
Interface 5-pin header (GND, +V, VRx, VRy, SW)
Output Type Analog (X, Y), Digital (Button)
Joystick Type Self-centering spring-loaded
Movement Range ~±2.5V analog swing from center
Dimensions ~40mm x 25mm x 30mm
Mounting Holes Yes (standard PCB mount)
Weight ~15g
Applications Robotics control, gaming interfaces, pan-tilt systems, menu navigation, DIY electronics, remote control systems
Original price was: ₹65.00.Current price is: ₹61.00.
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4x4 Matrix Keypad – 16-Key

Feature Details
Keypad Type 4x4 Matrix Membrane Keypad
Total Keys 16 (0–9, A–D, *, #)
Layout 4 Rows × 4 Columns
Operating Voltage 3.3V to 5V DC
Interface 8-pin header (R1–R4, C1–C4)
Key Type Tactile membrane switches
Material Flexible plastic with adhesive backing
Dimensions ~70mm x 77mm x 1mm
Cable Length ~80mm (with female header connector)
Mounting Adhesive backing for surface mounting
Applications Password input, menu navigation, access control, calculators, embedded UI systems
Original price was: ₹56.00.Current price is: ₹49.00.
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5V Active Buzzer Module – Compact Sound Alarm for Arduino & DIY Electronics

Feature Details
Buzzer Type Active (self-driven)
Operating Voltage 3.3V to 5V DC
Sound Output ~85 dB @ 10 cm
Frequency ~2.5 kHz (fixed tone)
Current Consumption ~20–30 mA
Dimensions ~12mm diameter x 9mm height
Mounting Type Through-hole or PCB mount
Polarity Yes (marked + and - terminals)
Interface 2-pin (VCC and GND)
Weight ~3g
Applications Alarms, timers, status indicators, DIY electronics, robotics, embedded systems
Original price was: ₹15.00.Current price is: ₹9.00.
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SX1278 LoRa Wireless Module – 433MHz Long-Range Transceiver for Arduino & IoT Networks

Feature Details
Module Type SX1278 LoRa Transceiver Module
Frequency Band 433MHz (ISM band)
Communication Protocol LoRa (Long Range)
Operating Voltage 1.8V to 3.7V DC
Interface SPI (MISO, MOSI, SCK, NSS)
Transmission Range Up to 5–10 km (line of sight, depending on antenna)
Modulation LoRa, FSK, GFSK, MSK
Data Rate 0.018 kbps to 37.5 kbps
Antenna Interface IPEX / u.FL connector (external antenna required)
Power Consumption ~10mA (RX), ~120mA (TX at max power)
Dimensions ~28mm x 15mm x 3mm
Weight ~5g
Applications IoT, telemetry, smart agriculture, remote monitoring, wireless sensor networks, industrial automation
Original price was: ₹400.00.Current price is: ₹380.00.
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SIM800L GSM/GPRS Module – Quad-Band Wireless Communication for Arduino & IoT Projects

 
Feature Details
Module Type SIM800L GSM/GPRS Module
Network Support GSM/GPRS (850/900/1800/1900 MHz)
Operating Voltage 3.7V to 4.2V DC
Interface UART (TX, RX, VCC, GND, RST)
Baud Rate Default 9600 (configurable via AT commands)
SIM Card Slot Micro SIM (push-pull type)
Antenna PCB antenna / external antenna via IPX connector
Power Consumption ~1mA (idle), ~2A (peak during transmission)
Dimensions ~25mm x 23mm x 3mm
Weight ~5g
Supported Commands AT command set for SMS, call, GPRS, TCP/IP
Applications IoT, SMS alerts, GPS tracking, remote control, automation, wireless data logging
Original price was: ₹245.00.Current price is: ₹215.00.
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HC-05 Bluetooth Serial Module – Wireless UART Communication for Arduino & Embedded Projects

Feature Details
Module Type HC-05 Bluetooth Serial Module
Communication Protocol Bluetooth 2.0 + EDR (Classic Bluetooth)
Operating Voltage 3.3V to 6V DC
Logic Level 3.3V TTL (compatible with 5V via voltage divider)
Interface UART (TX, RX, VCC, GND, EN, STATE)
Baud Rate Default 9600 (configurable via AT commands)
Range ~10 meters (open space)
Modes Master / Slave (configurable)
LED Indicator Status LED for connection and pairing
Dimensions ~37mm x 15mm x 5mm
Weight ~5g
Configuration AT command support
Applications Wireless control, data logging, robotics, IoT, home automation
Original price was: ₹330.00.Current price is: ₹220.00.
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Fire or Flame Detection Sensor Module

Flame Detection Sensor Module detects fire or flame sources within a 760 nm–1100 nm wavelength range. Ideal for fire alarm systems, safety automation, and Arduino-based security projects.

Technical Specifications:

  1. Operating Voltage: 3.3V – 5V DC
  2. Output Type: Analog (A0) & Digital (D0)
  3. Comparator IC: LM393
  4. Wavelength Sensitivity: 760 nm – 1100 nm
  5. Detection Range: Up to 100 cm (depending on flame size and light intensity)
  6. Adjustable Sensitivity: Yes (via onboard potentiometer)
  7. Indicator LEDs: Power and Output Status
  8. Interface Pins: VCC, GND, A0, D0
  9. Module Dimensions: Approx. 32mm × 14mm
Original price was: ₹55.00.Current price is: ₹39.00.
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MPU-6050 3-Axis Accelerometer and Gyro Sensor

MPU-6050 Accelerometer and Gyroscope Module combines a 3-axis accelerometer and 3-axis gyro for motion tracking and orientation sensing. Ideal for robotics, drones, and Arduino motion control projects.

Technical Specifications:

  1. Operating Voltage: 3V – 5V DC
  2. Communication Interface: I2C (SCL, SDA)
  3. Accelerometer Range: ±2g / ±4g / ±8g / ±16g
  4. Gyroscope Range: ±250 / ±500 / ±1000 / ±2000 °/s
  5. Motion Processor: 16-bit ADC for each channel
  6. Sensor Type: MEMS 3-axis accelerometer and 3-axis gyroscope
  7. Operating Current: 3.9mA
  8. Operating Temperature: -40°C to +85°C
  9. Module Size: Approx. 20mm × 16mm × 2mm
Original price was: ₹180.00.Current price is: ₹160.00.
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3.7V 400mAh LiPo Battery – Single Cell Rechargeable Power Pack for Embedded & Portable Devices

Feature Details
Battery Type Lithium Polymer (LiPo)
Nominal Voltage 3.7V DC
Capacity 400mAh
Charging Voltage 4.2V (max)
Discharge Cutoff Voltage ~3.0V
Max Discharge Current ~0.5A (continuous), ~1A (peak)
Connector Type JST 2-pin / Bare wire leads (varies by model)
Protection Circuit Optional (BMS for overcharge/discharge)
Dimensions ~30mm x 20mm x 5mm
Weight ~10g
Rechargeable Yes
Cycle Life ~300–500 charge cycles
Applications Wearables, IoT devices, wireless modules, mini robots, STEM kits, embedded systems
Original price was: ₹250.00.Current price is: ₹230.00.
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PIR Motion Sensor Detector Module HC-SR501

HC-SR501 PIR Motion Sensor Module detects human motion using infrared radiation. Ideal for smart lighting, security alarms, and Arduino-based motion detection systems.

Technical Specifications:

  1. Operating Voltage: 4.5V – 20V DC
  2. Output Type: Digital (HIGH/LOW)
  3. Sensing Range: 3m – 7m (adjustable)
  4. Delay Time: 5s – 5min (adjustable)
  5. Detection Angle: ≤ 120°
  6. Quiescent Current: < 50 µA
  7. Trigger Modes:
    • Non-repeatable (H): Output stays HIGH until delay ends
    • Repeatable (L): Output stays HIGH while motion is detected
  8. PCB Dimensions: 32mm × 24mm × 25mm
  9. Operating Temperature: -15°C to +70°C
Original price was: ₹70.00.Current price is: ₹65.00.
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Raindrop Detection Sensor Module

Raindrop Detection Sensor Module detects rain or water drops using a conductive rain board and comparator circuit. Ideal for smart irrigation, weather monitoring, and automatic wiper or roof systems.

Technical Specifications:

  1. Operating Voltage: 3.3V – 5V DC
  2. Output Type: Analog & Digital
  3. Comparator IC: LM393
  4. Detection Area: Rain detection PCB plate
  5. Adjustable Sensitivity: Yes (via onboard potentiometer)
  6. Indicator LEDs: Power and Digital Output
  7. Output Pins: VCC, GND, A0, D0
  8. Module Size:
    • Control Board: 30mm × 14mm
    • Rain Board: 50mm × 40mm (approx.)
Original price was: ₹55.00.Current price is: ₹45.00.
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3.7V 1200mAh Li-ion Rechargeable Battery – Compact Power Cell for DIY & Embedded Projects

Feature Details
Battery Type Lithium-ion (Li-ion)
Nominal Voltage 3.7V DC
Capacity 1200mAh
Charging Voltage 4.2V (max)
Discharge Cutoff Voltage ~3.0V
Max Discharge Current ~1A (continuous), ~2A (peak)
Applications Wearables, IoT devices, robotics, toys, embedded systems, wireless modules
Original price was: ₹300.00.Current price is: ₹289.00.
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Soil Moisture Sensor Module

Soil Moisture Sensor Module detects the water content in soil and provides analog or digital output. Ideal for smart irrigation, plant monitoring, and Arduino-based agricultural automation projects. Technical Specifications:
  1. Operating Voltage: 3.3V – 5V DC
  2. Output Type: Analog & Digital (D0)
  3. Comparator IC: LM393
  4. Detection Area: Dual copper probe
  5. Adjustable Sensitivity: Yes (via potentiometer)
  6. Indicator LEDs: Power & Digital Output
  7. Interface: 4-pin (VCC, GND, A0, D0)
  8. Module Size: Approx. 60mm × 20mm
  9. Cable Length: ~20cm (varies by version)
Original price was: ₹40.00.Current price is: ₹35.00.
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L298N Dual H-Bridge Motor Driver Module – 2A Output for Arduino & Robotics

Feature Details
Driver IC L298N Dual H-Bridge
Operating Voltage 5V to 35V DC
Output Current Up to 2A per channel
Number of Channels 2 (for 2 DC motors or 1 stepper motor)
Logic Voltage 5V TTL compatible
Onboard Regulator 5V output (jumper selectable)
Heat Sink Yes (aluminum for thermal dissipation)
Control Pins IN1, IN2, IN3, IN4, ENA, ENB
Motor Terminals Screw terminals for OUT1–OUT4
Power Terminals Screw terminals for VCC, GND, 5V
Dimensions ~43mm x 43mm x 27mm
Weight ~35g
Applications Robotics, automation, smart cars, CNC, motor control systems
Original price was: ₹170.00.Current price is: ₹145.00.
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HIW 9V Battery – Long-Lasting Power for Electronics, Toys & DIY Projects

Feature Details
Battery Type 9V Zinc Carbon
Nominal Voltage 9 Volts
Capacity ~400–600 mAh (typical for zinc carbon)
Terminal Type Snap connector (standard 9V)
Dimensions ~48mm x 26mm x 16mm
Weight ~35g
Shelf Life ~2–3 years (unopened)
Operating Temperature -10°C to +50°C
Rechargeable No (non-rechargeable)
Applications Toys, multimeters, smoke alarms, DIY circuits, remote controls
Original price was: ₹125.00.Current price is: ₹99.00.
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BO Series DC Gear Motor – 150 RPM 3–12V Motor for Robotics & DIY Projects

Feature Details
Motor Type Brushed DC Gear Motor (BO Series)
Operating Voltage 3V to 12V DC
Rated Speed ~150 RPM (at 12V)
Gearbox Type Plastic, single-stage reduction
Torque Output ~1.5–3 kg·cm (varies with voltage)
Shaft Type Dual shaft (centered or offset, depending on model)
Shaft Diameter ~6 mm
Mounting Holes Integrated plastic mounts
Dimensions ~70mm x 23mm x 30mm
Weight ~35g
Current Draw ~100–300 mA (typical)
Rotation Direction Bidirectional (reversible via polarity)
Applications Robotics, smart cars, automation, STEM kits
Original price was: ₹80.00.Current price is: ₹69.00.
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Mini DC Motor – 3V to 6V Brushed Motor for DIY Electronics & Robotics

Feature Details
Motor Type Brushed DC Motor
Operating Voltage 3V to 6V DC
Rated Speed ~10,000–15,000 RPM (at 6V)
Current Draw ~100–250 mA (no load)
Shaft Diameter ~2 mm
Shaft Length ~8–10 mm
Body Dimensions ~25mm x 20mm x 15mm
Weight ~20g
Mounting Holes Yes (standard mini motor mount)
Wire Leads Pre-soldered or terminal pins
Rotation Direction Bidirectional (reversible via polarity)
Applications Robotics, toys, fans, pumps, DIY automation
Original price was: ₹500.00.Current price is: ₹426.00.
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Mini 5V DC Water Pump – Low Power Micro Motor for DIY Projects

Feature Details
Operating Voltage 5V DC
Current Consumption 100–300 mA (typical)
Flow Rate ~80–120 L/H (liters per hour)
Lift Height Up to 40–60 cm
Pump Type Submersible, centrifugal
Original price was: ₹50.00.Current price is: ₹45.00.
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Relay Module (5v, 1 channel)

 
Specification Details
Operating Voltage 5V DC
Channel Single (1-Channel)
Control Signal TTL logic compatible
Load Capacity Up to 10A @ 250V AC
Isolation Optocoupler for safe microcontroller interfacing
Indicators Onboard LED for relay status
Mounting PCB-ready with screw terminals for easy wiring
Applications Home automation, robotics, industrial control, IoT systems
 
Original price was: ₹35.00.Current price is: ₹29.00.
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HC-SR04 Ultrasonic Distance Sensor Module

HC-SR04 Ultrasonic Sensor Module measures distance from 2cm to 400cm with high accuracy using ultrasonic sound waves. Perfect for obstacle detection, distance measurement, and Arduino-based robotic projects.

Technical Specifications:

  1. Operating Voltage: 5V DC
  2. Operating Current: 15mA (typical)
  3. Measuring Range: 2cm – 400cm
  4. Accuracy: ±3mm
  5. Measuring Angle: ≤ 15°
  6. Input Trigger Signal: 10µs TTL pulse
  7. Output Echo Signal: TTL level pulse proportional to distance
  8. Operating Frequency: 40kHz
  9. PCB Size: Approx. 45mm × 20mm × 15mm
Original price was: ₹58.00.Current price is: ₹55.00.
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IR (Infrared) Obstacle Avoidance Sensor Module (Range 2cm - 30cm)

IR Obstacle Avoidance Sensor Module detects nearby objects using infrared light within a range of 2cm to 30cm. Ideal for obstacle detection, line-following robots, and Arduino-based automation projects.

Technical Specifications:

  1. Operating Voltage: 3.3V – 5V DC
  2. Detection Range: 2cm – 30cm (adjustable)
  3. Output Type: Digital (High/Low)
  4. Sensing Method: Infrared reflection
  5. Detection Angle: ≤ 35°
  6. Indicator: Onboard Power and Output LEDs
  7. PCB Size: Approx. 4.8cm × 1.5cm
Original price was: ₹45.00.Current price is: ₹28.00.
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MQ-8 Hydrogen Gas Sensor Module

MQ-8 Gas Sensor Module detects hydrogen (H₂) gas with high sensitivity and fast response. Ideal for hydrogen leak detection, gas monitoring systems, and Arduino-based IoT safety projects.

Technical Specifications:

  1. Operating Voltage: 5V DC
  2. Detectable Gas: Hydrogen (H₂)
  3. Output Type: Analog & Digital
  4. Detection Range: 100 ppm – 10,000 ppm
  5. Response Time: < 10 seconds
  6. Preheat Time: 20 seconds
  7. PCB Size: Approx. 32 mm × 22 mm
Original price was: ₹110.00.Current price is: ₹94.00.
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MQ5 LPG Natural Gas Sensor Module

MQ-5 Gas Sensor Module detects LPG, Methane, Natural Gas, and Hydrogen with high sensitivity. Ideal for gas leakage detection, home safety systems, and Arduino-based IoT projects.

Technical Specifications:

  1. Operating Voltage: 5V DC
  2. Detectable Gas: LPG, Methane, Natural Gas, Hydrogen
  3. Output Type: Analog & Digital
  4. Detection Range: 200 ppm – 10,000 ppm
  5. Response Time: < 10 seconds
  6. Preheat Time: 20 seconds
  7. PCB Size: Approx. 32 mm × 22 mm
Original price was: ₹98.00.Current price is: ₹86.00.
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MQ-4 Gas Methane (CNG) Detector Sensor Module

MQ-4 Methane Gas Sensor Module detects methane (CH₄), natural gas, and CNG with high sensitivity. Perfect for gas leak detection, safety alarms, and Arduino-based IoT monitoring projects.
Parameter Specification
Operating Voltage 5 V DC
Detectable Gas Methane (CH₄), Natural Gas, CNG
Output Type Analog & Digital
Detection Range 300 ppm – 10,000 ppm
Response Time < 10 s
Preheat Time 20 s
PCB Size Approx. 32 mm × 22 mm
Original price was: ₹99.00.Current price is: ₹86.00.
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MQ-3 Gas Sensor Module for Alcohol Detection

MQ-3 Gas Sensor Module detects alcohol vapors with high sensitivity. Ideal for breath analyzers, safety systems, and Arduino-based alcohol detection projects.
Parameter Specification
Operating Voltage 5V DC
Sensing Gas Alcohol vapors (Ethanol, Methanol)
Output Analog & Digital
Sensitivity Range 0.05 mg/L – 10 mg/L Alcohol
Response Time < 10s
PCB Size Approx. 32mm x 22mm
Original price was: ₹119.00.Current price is: ₹105.00.
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MQ-2 Smoke LPG Butane Hydrogen Gas Sensor Detector Module

MQ-2 Smoke & Gas Sensor Module detects LPG, Butane, Hydrogen, and smoke levels in the air with high sensitivity. Ideal for gas leakage detection systems and Arduino-based safety projects.
Parameter Specification
Operating Voltage 5V DC
Sensing Gas LPG, Butane, Methane, Hydrogen, Smoke
Output Analog & Digital
Sensitivity 300–10,000 ppm
Response Time < 10s
PCB Size Approx. 32mm x 22mm
₹99.00
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Stepper Motor with driver

Step Angle 1.8° per step (200 steps/rev)
Holding Torque ~4.4 kg·cm (0.43 Nm)
Rated Voltage 2.8 V to 5 V (depends on coil resistance)
Current Rating 1.2 A to 2.0 A per phase
Coil Resistance ~1.4 Ω
Coil Inductance ~2.8 mH
Shaft Diameter 5 mm
Mounting Flange 42 mm x 42 mm (standard NEMA 17)
Driver Module TB6600 Stepper Motor Driver
Voltage Range 9 V to 40 V DC
Original price was: ₹170.00.Current price is: ₹165.00.
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Servo Motor MG996 (180 degree)

Rotation Range 0° to 180°
Operating Voltage Typically +5V (can operate up to 6V)
Stall Torque
  • 9.4 kg·cm at 4.8V<br>- Up to 13 kg·cm at 6V12
Operating Speed 0.17 sec/60° at 6V
Current Draw ~2.5A at 6V (under load)
Gear Type Metal (Brass and Aluminum)
Control Type Analog (PWM signal)
Cable Length ~11 inches (with standard 3-pin connector)
Original price was: ₹629.00.Current price is: ₹615.00.
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Servo Motor MG995(180 degree)

Model MG995
Rotation Angle 0° to 180° (±10° tolerance)
Operating Voltage 4.8V – 7.2V DC
Stall Torque 8.5 kg·cm
Operating Speed 0.2 sec/60°
Gear Type Metal gears
Bearing Type Dual ball bearing
Dead Band Width 5 μs
Signal Type PWM (Pulse Width Modulation)
Connector 3-pin female header (VCC, GND, Signal)
Original price was: ₹240.00.Current price is: ₹235.00.
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Servo Motor MG90(180 degree)

Technical Specifications
  • Model: MG90S Micro Servo Motor
  • Rotation Angle: 0° to 180° (±10° tolerance)
  • Operating Voltage: 4.8V to 6.0V DC
  • Control Signal: PWM (Pulse Width Modulation)
Compatibility
  • Microcontroller Support: Works with:
    • Arduino Uno, Nano, Mega
    • ESP32, ESP8266
    • Raspberry Pi, Pico
  • Use Cases:
  • Mini robotic arms and grippers
  • RC helicopters, boats, and cars
  • Pan-tilt camera mounts
  • DIY automation projects
  • STEM education kits
 
Original price was: ₹270.00.Current price is: ₹249.00.
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SG90 Micro Servo Motor 180 degrees 5 Hole Radial Arm Compatible with ESP32/Arduino

  Model: SG90 Micro Servo Motor
  • Rotation Angle: 0° to 180° (±10° tolerance)
  • Operating Voltage: 4.8V to 6V DC
  • Control Signal: PWM (Pulse Width Modulation)
  • Speed: 0.1 sec/60°
  • Gear Type: Nylon gears (lightweight and quiet)
  • Weight: ~9 grams
  • Connector Type: 3-pin female header (Signal, VCC, GND)
  • Cable Length: ~25 cm
Compatibility & Use Cases
  • Microcontroller Support: Fully compatible with:
    • Arduino Uno, Nano, Mega
    • ESP32 and ESP8266 boards
    • Raspberry Pi and Pico
Original price was: ₹213.00.Current price is: ₹199.00.
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Dot Matrix Displays 8×8 Red 64 LED 3mm CC- 2Pcs

  • LED Configuration:
      8 rows × 8 columns (64 LEDs )
  • LED Type: Red, round, 3mm diameter
  • Pin Configuration: 16 pins for row/column control
  • Polarity: Common Cathode (CC) — all cathodes are connected together
  • LED Wavelength: 625–630 nm (typical red emission)
  • Forward Voltage: 2.1V to 2.5V per LED
Original price was: ₹60.00.Current price is: ₹57.00.
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LM35 Board Mount Temperature Sensors

  1. Measures temperature from -55°C to +150°C

  2. Provides analog voltage output (10 mV per °C)

  3. High accuracy of ±0.5°C at room temperature

  4. Operates from 4V to 30V DC supply

  5. Low self-heating for stable performance

  6. Easy to interface with Arduino, ESP32, and other microcontrollers

  7. Suitable for IoT, automation, HVAC, and industrial temperature monitoring

Original price was: ₹65.00.Current price is: ₹50.00.
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DHT22 Digital Temperature and Humidity Sensor Module

  1. Measures temperature and humidity with high precision

  2. Temperature range: -40°C to +80°C

  3. Humidity range: 0% to 100% RH

  4. Provides digital output for easy Arduino and microcontroller interfacing

  5. Operating voltage: 3.3V to 5V

  6. Comes with an onboard pull-up resistor for reliable signal output

  7. Suitable for IoT, automation, weather stations, and greenhouse monitoring

Original price was: ₹120.00.Current price is: ₹105.00.
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Nano 328P Expansion Adapter Breakout Board IO Shield

  1. Compatible with Arduino Nano 328P and Nano Every

  2. Converts Nano pins to easy-to-use header interfaces

  3. Includes 3-pin (VCC, GND, Signal) ports for sensors and modules

  4. Supports analog and digital I/O connections

  5. Provides I2C, UART, and SPI communication support

  6. Ideal for robotics, IoT, and DIY electronic projects

  7. Works with 5V and 3.3V logic systems

Original price was: ₹110.00.Current price is: ₹90.00.
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Sensor Shield V5 Expansion Board For Arduino

✅ Compatible with Arduino UNO, Mega, and Duemilanove
⚙️ Simplifies connection of sensors, servos, and I2C devices
🔌 Offers 3-pin (VCC, GND, Signal) interface for easy plug-and-play
💡 Supports analog and digital inputs/outputs
🧠 Includes UART and I2C communication ports
🧩 Ideal for robotics, automation, and IoT projects
🔋 Works with 5V logic systems
Original price was: ₹99.00.Current price is: ₹80.00.
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OLED Display(0.96inch)

Feature Details
Display Type OLED
Screen Size 0.96 inch
Resolution 128 × 64 pixels
Interface I2C (default)
Driver IC SSD1306
Operating Voltage 3.3V to 5V
Original price was: ₹530.00.Current price is: ₹498.00.
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ESP8266 NodeMCU CP2102 Board

Esp8266 is a highly integrated chip designed for the needs of a new connected world. It offers a complete and self-contained wi-fi networking solution, allowing it to either host the application or to offload all wi-fi networking functions from another application processor.
Original price was: ₹350.00.Current price is: ₹250.00.
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CR2032 3V Lithium Coin Battery

About this item

  • High leak protection and hence no oxidation damage in devices, so it can be used in any expensive Gadget with superior safety.
  • Useful in a wide range of temperatures (-30°C to +60°C)
  • High and Stable voltage (3V)
  • Resistance to continuous discharge and hence Very low self-discharge;
  • Package Includes: 1 x CR2032 3V Lithium Coin Battery.
Original price was: ₹50.00.Current price is: ₹40.00.
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4-Wheel Drive Robot Smart Car Chassis Kits

Specification of Motor Voltage DC 6V Current 120MA Reduction rate 48:1 RPM (With tire) 240 Tire Diameter 66mm Car Speed(M/minute) 48 Motor Weight (g) 50 Motor Size 70mm*22mm*18mm Noise <65dB. Simple DIY Car with gear motor,wheels etc.
Original price was: ₹600.00.Current price is: ₹500.00.
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Hall Effect Sensor

The Hall Effect sensor is a transducer that varies its output voltage in response of a magnetic field. Hall Effect sensors are used for proximity switching, positioning, speed detection, and current sensing applications. In its simplest form, the sensor operates as an analog transducer, directly returning a voltage. Digital Output Hall-effect sensor · Operating voltage: 4.5V to 28V (typically 5V) · Output Current: 25mA ·
Original price was: ₹120.00.Current price is: ₹110.00.
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LM393 Photosensitive light dependent resistor LDR sensor module

LM393 Photosensitive LDR Sensor Module detects light intensity using an onboard LDR and LM393 comparator. Ideal for automatic light systems, streetlight control, and Arduino-based smart projects.

Technical Specifications:

  1. Operating Voltage: 3.3V – 5V DC
  2. Output Type: Digital (High/Low)
  3. Comparator IC: LM393
  4. Light Sensor Type: Photosensitive LDR
  5. Adjustable Sensitivity: Yes (via onboard potentiometer)
  6. Indicator LEDs: Power & Output Status
  7. Output Interface: 3-pin (VCC, GND, D0)
  8. PCB Dimensions: Approx. 32 mm × 14 mm
  9. Operating Temperature: -30°C to +80°C
Original price was: ₹40.00.Current price is: ₹28.00.
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RF Wireless Module Pair (433MHZ)

DC 5V 433Mhz RF Wireless Transmitter Module and Receiver Kit

The TX-ASK is an effective low-cost solution for using the 433 MHz frequency. This ASK hybrid transmitter module is designed with a saw resonator, making it small, cost-effective, and easy to use for designing. However, it's important to note that this 433mhz rf transmitter and receiver kit does not support direct UART communication when connected to PCs or microcontrollers due to the high levels of noise on these frequencies.
Original price was: ₹110.00.Current price is: ₹80.00.
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TTP223 Capacitive Touch Switch Module

The Capacitive Touch Switch Sensor Module is based on a touch-sensing IC (TTP223B) capacitive touch switch module. Allows you to remove the worry of conventional push-type keys.
Original price was: ₹25.00.Current price is: ₹20.00.
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3 Axis Gyroscope Accelerometer Module

The MPU6050 is an IMU (Inertial Estimation Unit) sensor, a portion of the Micro-Electro-Mechanical Systems (MEMS) family. It highlights a 3-axis accelerometer and a 3-axis gyroscope. The MPU6050 module in addition called a magnetometer sensor.
Original price was: ₹200.00.Current price is: ₹160.00.
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DHT11 Temperature And Humidity Sensor Module with LED

DHT 11
Original price was: ₹60.00.Current price is: ₹52.00.
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Red LED 5mm, Light Emitting Diode (red in red) basic Pack of 50 (RED-IN-RED)

  • Color : RED led Package Contents : 50 X 5MM led Depth : 5 mm Height : 37 mm Width : 5 mm
  • These light-emitting diodes work well for a wide variety of applications
  • Great for electronic and electrical experiments
  • In red casing/lens. Emits diffused, bright red light.
  • [WIDELY USE ] - Electronic and electrical experiments, Small science experiments, Party Decorations, DIY LED Projects
Original price was: ₹60.00.Current price is: ₹50.00.
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Arduino UNO R3 board with DIP ATmega328P

Original price was: ₹550.00.Current price is: ₹450.00.
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5mm Photosensative LDR sensor

Original price was: ₹14.00.Current price is: ₹10.00.
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