T30 Liquid Level Sensor, Fluid Level Detection Sensor, Water Level Monitoring Sensor Module

$61.84

Ultrasonic Liquid Level Sensor, Container Water Level Monitor, Distance Measurement Non-Contact Waterproof Probe, Obstacle Avoidance Ranging Module

$115.20

High-Sensitivity Sound Sensor Module Microphone/Capsule Voice Audio Detection Controller Switch

$1.55

Digital + Analog Sound Detection Module LM386 Audio Recognition Voice-Controlled Switch Microphone Sensor Module

$57.00

Matrix Fiber Sensor Infrared Light Area Detection Through-Beam Diffuse Reflection Counting Infrared Light Grid Light Curtain Amplifier

$20.00

Liquid Level Sensor Module Surface Detection Water Level Monitoring Float Switch

$79.00

24V Light-Controlled Switch Board with Wired Photoresistor Sensor Light and No-Light Induction Relay Control Module

$33.44

Infrared Transceiver Tube XLHW2/5/10/Meter Split Through-Beam Photoelectric Switch Sensor for Counting, Anti-Sunlight Interference

$9.00

Long Strip Flexible FSR Thin Film Pressure Sensitive Sensor Bed Exit Alarm Position Detection Smart Cushion Floor Mat Sofa

$58.00

Angle Sensor Hall GT, 0-360 Degree High-Precision Measurement Potentiometer, Non-Contact Angular Displacement Sensor

$364.00

Micro Square Laser Photoelectric Switch Diffuse Reflection Through-Beam Focused Small Spot Infrared Light Sensor Detector

$83.60

Infrared Liquid Level Sensor, Liquid Surface Detection Module, Water Level Sensing Monitor Switch, High Precision Corrosion Resistant

$96.00