... protect,Small cubage,Setting convenience,Steady Capability ,Resist power supply reverse-connect,resist static,electromagnetism compatible,vibration ... accessories:GPS Main Device, GPS Antenna, GSM Antenna, Power Supply cable, Panic Button, Lock Vehicle relay, Monitor ... connection feature:≥80VWorking current:average 110mA @ DC 12V;power save status45mA @ DC 12VPower:Working status 1.2w;sleeping ...