1.Induction on/off lock 2 Close the window automatically 3.Password contingency solution 4.Brake to lock, flameout to unlock 5.Remote controller low-power tip 6.Sleep mode of remote controller and main controller system. 7.Rolling code security. Accessory in unit box: 1 host; 1 alarm speaker; 1 vibration sensor; 1 relay; 2 keys; 2 high frequency antennas; 1 adapter; cables. Unit box packing details: N.W: 1.21kg; G.W1.52kg Inner Box (qty: 1) Dimension: 34.2cm*25cm*10cm Master Carton (qty: 10) Dimension: 53cm*36.2cm*52cm G.W/ Carton: 16.2kg