ITEM NAME:Collision Switch Sensor Module xd-206 fr Arduino Robot Car Raspberry + 30c BII Descriptio n Descriptions: Material: PCB Color: blue Size: 18 mm * 15 mmï ¼Å’Line 30 cm long Weight: 20 g Product parameters: 1. The most front-end switch installed in the module has collision, and the module output low level without collision and output high level. M3 mounting hole is reserved for module 2, which is convenient to be fixed on the trolley. 4 switch indicator light, collision, light on, no collision, light off. Module pin description 1 VCC 3v-12v power supply 2 GND power supply ground 3 OUT high and low level output Product list: xd-206 collision switch module *1, dupont line *1, schematic diagram *1 High quality buy, happy buyï ¼ xd-206 collision switch module.The most front-end switch installed in the module has collision, and the module output low level without collision and output high level. 4 switch indicator light, collision, light on, no collision, light off.