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    Electronics Module (4)

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    Basic Components (8)

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    Development Boards (30)

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    Battery & Charger (17)

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    Micro Controller (26)

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    Sensors (31)

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    Cables/Wires/Connectors (6)

    • 4 Channel 5V Relay Module
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    4 Channel 5V Relay Module

    300.00৳  Add to cart

    • Channels: 4

    • Trigger Voltage: 5V DC

    • Switching Voltage: 250V AC / 30V DC @ 10A

    • Microcontroller Compatibility: Arduino, Raspberry Pi, PIC, AVR, ARM, etc.

    • High/Low-Level Trigger Modes

    • Availability: Order now from Circuit City BD!

    FC-04 Microphone Sound Sensor Module
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    FC-04 Microphone Sound Sensor Module

    75.00৳  Add to cart
    • Product Name: FC-04 Microphone Sound Sensor Module
    • Main Chip: LM393, Electret Condenser Microphone
    • Operating Voltage: 3.3V - 5V
    • Induction Distance: 0.5 Meter
    • Output Signal: Single Channel, Low-Level Output
    • Size: 43mm x 17mm x 8mm
    • Weight: 3g
    • Applications: Sound detection, voice-activated systems, security alarms
    • Availability: Available at Circuit City BD
    HX1838 NEC Coding IR Remote Control Sensor Module
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    HX1838 NEC Coding IR Remote Control Sensor Module

    380.00৳  Add to cart

    • IR Remote Control & Sensor Module

    • Operating Voltage: 2.7V - 5.5V

    • Transmission Distance: Up to 8m

    • NEC Encoding Format

    • Internal PCM Filter & EMI Shielding

    • Battery (CR2025) Not Included

    • Availability: Order now from Circuit City BD!

    1 Channel 5V Relay Module
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    1 Channel 5V Relay Module

    99.00৳  Add to cart

    • Relay Type: 1-Channel 5V Relay

    • Operating Voltage: 3V - 5V DC

    • Switching Capacity: AC 250V/10A, DC 30V/10A

    • Trigger Method: High-Level & Low-Level Selectable

    • Microcontroller Compatibility: Arduino, AVR, PIC, ARM, DSP

    • Availability: Order now from Circuit City BD!

    I2C LCD Adapter Module
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    I2C LCD Adapter Module

    90.00৳  Add to cart

    • Interface: I2C (PCF8574 Chip)

    • Compatible LCDs: 16×2 & 20×4 Character Displays

    • Power Supply: 5V DC

    • Adjustable Contrast & Backlight Control

    • Up to 8 Modules on a Single I2C Bus

    • Availability: Order now from Circuit City BD!

    MQ-135 Gas Sensor
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    MQ-135 Gas Sensor

    170.00৳  Add to cart
    • Gas Detection: Detects Ammonia, Sulfide, Benzene, Alcohol, Smoke, and Harmful Gases
    • Sensitivity: Adjustable sensitivity with fast response and recovery
    • Output: Analog voltage output (0-5V) with a signal output indicator
    • Application: Suitable for air quality monitoring, gas leak detection, and industrial safety
    • Availability: Available at Circuit City BD
    KY-037 Microphone Sound Sensor Detection Module
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    KY-037 Microphone Sound Sensor Detection Module

    90.00৳  Add to cart
    • Product Name: KY-037 Microphone Sound Sensor Detection Module
    • Main Chip: LM393, Electret Condenser Microphone
    • Operating Voltage: 3.3V - 5V
    • Induction Distance: 0.5 Meter
    • Output Signal: Single Channel, Low-Level Output
    • Size: 43mm x 17mm x 8mm
    • Weight: 3g
    • Applications: Sound detection, voice-activated systems, security alarms
    • Availability: Available at Circuit City BD
    MQ-2 Flammable Gas & Smoke Sensor
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    MQ-2 Flammable Gas & Smoke Sensor

    150.00৳  Add to cart
    • Product Name: MQ-2 Flammable Gas & Smoke Sensor
    • Operating Voltage: 5V
    • Preheat Duration: 20 seconds
    • Output Voltage: 0-5V (Analog & Digital)
    • Applications: Gas leakage detection, industrial safety, home security
    • Availability: Available at Circuit City BD
    GY-271 QMC5883L Compass Module, Magnetinsor Module Compatible HMC5883L
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    GY-271 QMC5883L Compass Module, Magnetinsor Module Compatible HMC5883L

    380.00৳  Add to cart
    • Main Chip: QMC5883L (Compatible with HMC5883L)
    • Operating Voltage: 3V - 5V DC
    • Communication: I2C Protocol
    • Measuring Range: ±1.3 - 8 Gauss
    • PCB: High-quality immersion gold
    • Build: Machine-welded for durability
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    Triple Axis Accelerometer Breakout – ADXL345
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    Triple Axis Accelerometer Breakout – ADXL345

    465.00৳  Add to cart
    • Supply Voltage: 2.0 - 3.6V .
    • Interface Type: I²C, SPI for flexible communication.
    • Sensing Range: ±2g, ±4g, ±8g, ±16g
    • Sensitivity (X-axis): 28.6 LSB/g
    • Sensitivity (Y-axis): 31.2 LSB/g
    • Sensitivity (Z-axis): 34.5 LSB/g
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    6DOF Accelerometer Gyroscope GY-521 MPU-6050
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    6DOF Accelerometer Gyroscope GY-521 MPU-6050

    208.00৳  Add to cart
    • Chip: Built-in 16-bit ADC, MPU6050 driver chip.
    • Data Output: 16-bit resolution.
    • Voltage: Operates at 3-5V DC.
    • Protocol: I2C/IIC communication.
    • Gyroscope Range: ±250, ±500, ±1000, ±2000 °/s.
    • Accelerometer Range: ±2g, ±4g, ±8g, ±16g.
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