Collision detection module crash sensor collision switch keypad touch-button touch switch

If collision happens upfront of where collision module is installed, module outputs low level signal; no collision, outputs high level signal. Module reserves M3 mounting hole, convenient for fixation on a car. With switch indicator light, if there is collision, light is on; no collision, light is out. Pin definition: 1 + 3v-12v power supply, 2 - GND, 3 S Gigh-low level output Connection Diagram: Please refer to the last photo in above photo window.