R REIFENG 5Pcs Photoelectric Sensor Module Limit Switches Endstop with 70cm Cable Counting Sensor Module

Specification: Item Type: Photoelectric Sensor Module Main Chip: LM393, Correlation Type Infrared Working Voltage: DC 5V Product Size: Approx. 25 x 25 x 16 mm Code wheel speed 5mm slot width Infrared counting sensor module Multi-Function: Can be used for 3D Printer, Arduino or other DIY as Endstop,Motor Counter, Electronic Counter, Limit Switcher Pin Description: Vcc Pin: Connect to 5V power supply. Out Pin: Module signal output. GND Pin: Connect to the ground of the external circuit. Package List: 5 x Photoelectric Sensor Module 5 x 70cm cable