Car Alarm System with Original Macrochip Slices and LED Four-key car thief alarm Long-distance remote control in noble design Adopting original Macrochip slices imported from USA Intelligent design against robbing Auto locking door, convenient to get on/off the car Brighten urgent signal in urgency Bright LED Slim and watertight host Low waste battery with extended life Alarm when the door is not properly closed Automatic environment recognition Dual-stage shocking triggering Triggering alarming memory Triggering alarming memory Sound & light searching car Mute searching car Remote shut shock triggering function Automatic arming (program by remote) Delay for closing or opening door arming Learning code