... , long life. 1,TOYOTA,NISSAN2,2011HONDA3,2012HONDA1.Speed lock device is one original function of vehicle, embedded type design, ... exceeds 20KM/hour,the rear door automatically locked;Speed lock device automatically recognizes whether the four doors closed or no. ... not open when the vehicle in distress, unlock increasing distress escape probability, speed up the rescue!PATENT TECHNOLGY( Patent Number: ...