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Showing 1–24 of 30 resultsSorted by popularity

Electronics Module (7)

IoT (11)

Quadcopter (2)

Basic Components (8)

Development Boards (30)

Battery & Charger (17)

Micro Controller (26)

Motor (13)

Sensors (30)

Cables/Wires/Connectors (6)
- Operating Voltage: 3.3V - 5V DC
- Output: Analog (A0) & Digital (D0) Outputs
- Adjustable Sensitivity: Potentiometer for light intensity control
- Application: Light detection, brightness control, smart lighting
- Availability: Available at Circuit City BD
- 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
- Product Name: HC-SR04 Ultrasonic Distance Sonar Sensor
- Operating Voltage: 5V
- Measuring Range: 2cm to 400cm
- Accuracy: ±3mm
- Applications: Distance measurement, obstacle detection, automation projects
- Availability: Available at Circuit City BD
- Product Name: HC-SR501 PIR Infrared Motion Sensor
- Operating Voltage: 4.5V-20V DC
- Detection Distance: 3 to 7m (Adjustable)
- Detection Angle: <140°
- Current Consumption: <60uA
- Availability: Available at Circuit City BD
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!
Supply Voltage: 3.0V - 5.0V DC
Receiver Frequency: 38 KHz
Low Power Consumption & High Immunity
Internal Filter for PCM Frequency
TTL & CMOS Compatibility
Availability: Order now from Circuit City BD!
- Operating Voltage: 1.5V - 15V DC
- Tone Generation Range: 1.5 kHz - 2.5 kHz
- Current Consumption: Less than 25mA
- Application: Alarms, Timers, Notifications, Sound Alerts
- Availability: Available at Circuit City BD
- Operating Voltage: 3V - 5V DC
- Sensor Type: Analog Output
- Detection Area: 40mm x 16mm
- Features: Low power consumption, easy water level measurement, high sensitivity
- Application: Water tank monitoring, rain detection, liquid level measurement
- Availability: Available at Circuit City BD
- Operating Voltage: 3.3V - 5V DC
- Detection Range: 760nm - 1100nm flame spectrum, up to 100cm
- Features: Digital & analog output, adjustable sensitivity, LM393 comparator for stable readings
- Application: Fire detection, firefighting robots, security systems
- Availability: Available at Circuit City BD
- Operating Voltage: 3.3V - 5V DC
- Detection Range: 760nm - 1100nm flame spectrum
- Features: High sensitivity, 60° detection angle, onboard signal output, adjustable sensitivity
- Application: Fire detection, security systems, flame monitoring
- Availability: Available at Circuit City BD
- Operating Voltage: 3.3V - 5V DC
- Output Modes: Analog & Digital
- Features: LM393 comparator chip, power indicator, accurate moisture detection
- Application: Smart irrigation, greenhouse monitoring, soil moisture measurement
- Availability: Available at Circuit City BD
- Measurement Range: Temperature -40°C to 80°C, Humidity 0% to 99.9% RH
- Accuracy: Temperature ±0.5°C, Humidity ±2% RH
- Features: High precision, capacitive type, calibrated digital signal, long-term stability
- Application: Suitable for weather monitoring, HVAC systems, industrial applications
- Availability: Available at Circuit City BD
- 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
- 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
- Product Name: US-015 Ultrasonic Module Distance Measuring Transducer Sensor
- Operating Voltage: 5V
- Measuring Range: 2cm to 400cm
- Accuracy: ±0.3cm
- Applications: Distance measurement, automation, robotics, liquid level detection
- Availability: Available at Circuit City BD
- 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
- Product Name: MAX30102 Heart Rate and Pulse Sensor Module
- LED Wavelength: Red: 660nm, Infrared: 880nm
- Power Supply Voltage: 3.3V~5V
- Communication Interface: I2C
- Applications: Wearables, medical monitoring, fitness devices
- Availability: Available at Circuit City BD
- Product Name: Heart Rate Pulse Sensor Module
- Power: 3-5V
- Diameter: 16mm
- Magnification: 330
- LED Wavelength: 609nm
- Availability: Available at Circuit City BD
- Product Name: AS608 Optical Fingerprint Sensor
- Resolution: 500dpi
- Supply Voltage: 3.3V
- Fingerprint Image Entry Time: <1.0 seconds
- Communication Interface: USB/UART
- Availability: Available at Circuit City BD
- Product Name: TOF10120 Laser Range Sensor Module
- Power Supply Voltage: 3.3V~5V
- Operating Current: <35mA
- Measuring Distance: 100-1800mm
- Emitter: 940nm invisible laser (VCSEL)
- Compatibility: Arduino, Raspberry Pi
- Product Name: VL6180 VL6180X ToF Range Finder Sensor
- Power Supply Voltage: 3.3V~5V
- Operating Current: <5mA
- Measuring Distance: 5-100mm
- Emitter: 940nm invisible laser (VCSEL)
- Compatibility: Arduino, Raspberry Pi
- Product Name: Digital Load Cell Weight Sensor 5kg
- Dimensions: 75 x 13 x 13 mm
- Weighing Range: 0-5 kg
- Material: Aluminum alloy
- Output: 1.0 ± 0.1mV/V
- Compatibility: HX711 & Arduino compatible
- Product Name: TTP223B Digital Touch Sensor
- Operating Voltage: 2.0 to 5.5 VDC
- Response Time: 60ms (touch mode), 220ms (low power mode)
- Output: Digital high/low signal
- Design: Compact 24x24mm module
- Compatibility: Arduino & Raspberry Pi compatible.
- Product Name: Force Sensor Square 38.1mm
- Sensing Area: 38.1mm square sensing area
- Pressure Range: 100g to 10kg force measurement
- Design: Ultra-thin 0.45mm design
- Durability: Up to 10 million actuations
- Compatibility: Arduino & Raspberry Pi compatible