1.After started,if the vehicle speed exceeds the 15km/h,door lock automatically,speed lock device can automatically identify four door is closed or not. avoid children open the door or the thief robbed when you waiting the red light.

2.After the flameout automatic unlock 4 door, facilitate the passengers to get off.

3.When any one door is opened, lights will be flashing at the same time, to remind the rear vehicle.

4.Drop in 1.8 seconds ≥ 60 yards or above, 4 doors can be automatic unlocked,in time to escape danger and the light will flash, can play a role urgent reminder.

5.If someone get off during the trip, when you hang "N" gear, 4 doors can be automatic unlocked, convenience get off, after then hang "D" gear ,speed exceeds the 15km/h, the 4 doors will be automatically locked again.

6.When hang "R" gear , left and right turn light flashing, improve safety.

  Usually we use ordinary brown carton packaging.
If more quantity,the Car Window Closer Package can according customer's requirement.