Car alarm system 1. Arming with Sound 2.Disarming 3.mute-arming 4.Vehicle locator/panic/Overtaking/Emergency call (not startup type main unit) 5.Emergency warning 6.Auto central locking 7.Led indicator 8.shocking sensor 9.Remind of un-closed door 10.Auto rearming 11.reminder of arming setting 12.electric and pneumatic door locks 13.open door warning when stopped the vehicle 14.remote trunk realease 15.remote code learning 16.anto-hijacking 17.emergency override Specification: Working Frequency: 315-316 Mhz Working voltage:DcC 12+_3v Static current 10mA Output current: 10ma Led indicator 3mA Remote control Shocking sensor HAPPY SHOPPING! NO WARRANTY! °No Cancellation of Orders! °Think before you click! °Bogus buyers and joy reservers will be  Blocked Automatically!