... USB car alarm 2.Easy install, fashionable design. 3.Impossible to decoder, stable protection Hot ... engine, then your car will be in arm status automaticlly. When driving, ... to Install:There are total 3 wires in the anti-sensor, 2 original wire and 1 black wire. Any car owner knows how to install ... .1, Find the positive wire of the car fuel pump, cut it off.2, Connect the 2 original wires to ...