Type:fail security Lock body size:160*28*440mm Lock core size:projection Lenth17*diameter13mm Operating voltage:dc12v± 10%(dc24v reservation) Starting current:1200ma Operating current:120ma Lock core strength:the Stainless teel brushing is Polished, bear 1000kg by Force Application:wooden door, Glass door, metal door, fire Proof door Signal output:door status.