Module Description :
1.The module installation forefront of collision, the module output low, there is no collision, the output high.
2.Module reserved M3 mounting holes for easy fixing in a small car.
3.Module size: 2.5cm * 1.9cm.
4.with a light switch, there is a collision, lights, no collision lights out.
Module Pin Description :
1.VCC: 3v-12v power supply
2.GND: then the power ground
3.OUT: high and low output