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Displaying 21 to 40 (of 816 products)

Sound Detection Module Sound Sensor Voice Detector LM386 Intelligent Sensor

$10.61

$ 4 .99 $4.99

4.6
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Microwave Radars Sensor Switch Module Radars Sensor Switch Module 5.8G Microwave HFS DC06 DC5V Module Small Size and High Stability for Various DC Products

$17.68

$ 8 .99 $8.99

4.8
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MAX30105 Particle Optical Sensor Detection Flame Sensor Module High Sensitivity IIC 1.8V Power Supply

$18.89

$ 8 .99 $8.99

4.9
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Capacitive Touch Sensor Switch, 2.7V-6V LED Sensor Switch Module, Anti-Interference, Self-Lock/No-Lock Switch Board for Arduino (Blue)

$6.59

$ 2 .99 $2.99

5.0
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HX711 Electronic Scale Weight, Process Control Connect to Sensors, 24 Bit a/D Converter Load Cell Amplifier, High Precision Small Breakout Board, Scale Sensor Development Board

$5.99

$ 2 .99 $2.99

4.4
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2pcs MQ-4 MQ4 Gas Methane Sensor Module

$4.99

$ 1 .99 $1.99

5.0
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3pcs VL53L0X Laser Distance Module, Breakout 940nm Laser Ranging Module, Laser Ranging Sensor, Sensor Blocks Time-of-Flight (ToF) for Laser Ranging

$6.99

$ 2 .99 $2.99

4.9
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Taidacent Laser Ranging Sensor Module Laser Diffuse Reflection Smart Non-Contact Switch Smart Robot Obstacle Avoidance Motion Detection Infrared Switch Alarm (NPN Output)

$17.00

$ 6 .99 $6.99

4.8
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3pcs BH1750 Light Sensor Module Compatible with Arduino, Digital Light Intensity Illumination Sensor GY-302 BH1750FVI

$8.95

$ 3 .99 $3.99

4.4
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Microwave Sensor Switch Module 5.8GHz DC5V HFS-DC06 Sensor Switch Board No Interference Waveband Sensing Module

$9.64

$ 4 .99 $4.99

4.7
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5Pcs Infrared IR LED Pulse Detect Sensor Module Heart Rate Detect Measuring Module Measure Finger TL Module KY-039

$9.93

$ 3 .99 $3.99

4.3
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6PCS HX711 Load Cell Sensors for Arduino

$7.99

$ 3 .99 $3.99

4.4
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MQ136 MQ-136 Sensor Module

$20.55

$ 9 .99 $9.99

4.5
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2PCS Slot Type IR Optocoupler Speed Sensor Module LM393 for Arduino Groove Coupler Sensor 3.3V-5V Connect Relay Buzzer Module

$9.58

$ 4 .99 $4.99

4.8
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10pcs 5MM LDR Photosensitive Sensor Module Light Dependent Resistor Sensor Module Digital Light Detection LM393 3 pins for Arduino

$8.69

$ 3 .99 $3.99

4.3
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NOYITO TXB0104 4-Bit Bidirectional Voltage-Level Translator with Automatic Direction Sensing and 15-kV ESD Protection (Pack of 2)

$7.99

$ 3 .99 $3.99

5.0
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10Pcs AS5600 Magnetic Encoder Magnetic Induction Angle Measurement Sensor Module 12Bit High Precision

$17.46

$ 8 .99 $8.99

4.7
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5 pcs 3.3V-5V IR Infrared Flame Sensor Module 4 Pin Infrared Detection Module Detecting Distance 80cm with Dupont Cable for Arduino

$7.59

$ 3 .99 $3.99

4.8
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New 2024 Veml-6075 Uv Intensity Sensor Veml6075 Uva Uvb Light Intensity Detection Sensor Module Iic Interface for Accessories

$55.99

$ 29 .99 $29.99

4.6
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10PCS High Sensitivity Sound Microphone Sensor Detection Module for Arduino AVR PIC

$7.79

$ 3 .99 $3.99

4.6
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Displaying 21 to 40 (of 816 products)