Ultrasonic Distance Sensor Module HC-SR04

$4.77

Ultrasonic Sensor Module HC-SR04 Distance Measurement

$4.25

Youxin Electronics HC-SR04+ Ultrasonic Ranging Module Distance Sensor Probe Module New Version

$4.50

Ultrasonic Sensor Module HC-SR04 Distance Measurement

$4.82

Zave Speed Measurement Module for Smart Cars with Infrared Slotted Optocoupler, Through-Beam Photoelectric Sensor, Encoder Counter, and Motor

$3.49

Infrared Diffuse Reflective Proximity Photoelectric Switch E18-D80NK Obstacle Avoidance Sensor Module NPN 3-Wire 5V

$12.72

Digital 38kHz Infrared TX/RX Head Sensor Module - Electronic Building Blocks for Robot IR Communication & Remote Control

$2.31

4-Channel Line Tracking Sensor Module Intelligent Obstacle Avoidance Robot Photoelectric Four-Path Infrared Detection

$3.63

HC-SR501 Human Body Infrared Sensor Module, Pyroelectric Induction Switch SR505 SR602

$4.02

3-Wire/4-Wire Flame Sensor Module for Fire Source Detection, Infrared Reception, and Fire Alarm

$3.88

Photoresistor Sensor Module - Brightness & Light Detection Sensor with Light-Controlled Switch, 3/4-Pin DC5/12V

$2.54

Light Sensor Module, Photoresistor Module, Light-Induction/Photoelectric Switch, Smart Car Accessories

$2.23