auto car accessories motion alarm sensor with built in 40khz detector signal light indication
brand is cardot
red wire to 12V
black wire to ground
signal wire to target control unit signal trigger wire
1.use prepared double tape to fix main unit well in a right position
2.Insert the 3pin cables to control unit,power on whole system.
3.after installation well,test motion alarm situation when moving object moves in front of
the control unit.
4.motion sensitivity can be adjusted by switch on the back of control unit.
5.LED indicator will blink when there is motion situation in front of ultrasonic detectors.