AS-BW seriesRemote control parking lock is to reserve owner's private parking space and protect it from unauthorized taken. operate just like control your TV set. Specification: Locking height: 460mm, unlocking height: 90mm; Dimension:520*475*90mm N.W.: 12 Kg; yellow carton Packing Size (1 set): 540×500×120mm G.W.: 13 Kg Special feature: it can bend backward or forward to some extent, with the spring in its arms, in this way; it can protect itself from outside force’s hit.