Main features: 1.PKE (passive keyless entry), automatically lock or unlock the car when owner approach or left the car in 1-2 meters 2.PKE on/off by remote control 3.Push button start 4.Remote engine start/stop 5.Remote lock/unlock 6.Remote trunk release 7.Central door lock automation 8.Auto re-arm 9.Emergency disarm 10.Brake light flashes to warn cars after to keep distance