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Sensors

These include sensors of all kinds, piezos, microphones, proximity, Gas detectors, temperature, humidity, barometric pressure, etc.
Sound Level Meter Kit (#6767)Sound Level Meter Kit (#6767)$9.99
5-Amp Single-Phase AC Current Sensor Module5-Amp Single-Phase AC Current Sensor Module$2.99
Digital Light Intensity Sensor Module (BH1750FVI)Digital Light Intensity Sensor Module (BH1750FVI)$4.99
HC-SR04 Ranging Detector Mod Distance SensorHC-SR04 Ranging Detector Mod Distance Sensor$3.00
Heartbeat Detector Sensor ModuleHeartbeat Detector Sensor Module$5.50
IR Infrared Obstacle Avoidance Sensor ModuleIR Infrared Obstacle Avoidance Sensor Module$3.50
Knock Vibration Sensor Module (#10415)Knock Vibration Sensor Module (#10415)$3.00
Lapel Clip Microphone, StereoLapel Clip Microphone, Stereo$3.50
MQ2 Propane Ethanol Gas Sensor Detection Module MQ2 Propane Ethanol Gas Sensor Detection Module $5.50
MQ3 Alcohol Sensor Detection Module MQ3 Alcohol Sensor Detection Module $5.50
Opto-Interrupter Speed Detection ModuleOpto-Interrupter Speed Detection Module$5.50
Photosensitive Resistance Sensor ModulePhotosensitive Resistance Sensor Module$3.50
PIR Human Sensor Module (HC-SR501)PIR Human Sensor Module (HC-SR501)$3.50
Rain Water Level Sensor ModuleRain Water Level Sensor Module$5.50
Sound Sensor Detection ModuleSound Sensor Detection Module$4.50
Tilt Switch ModuleTilt Switch Module$1.99
Temperature & Humidity Sensor (DHT11) Temperature & Humidity Sensor (DHT11)$5.50