Detailed Product Description Specification: 1.Voltage:12VDC.2.Current: Start 900mA, Standby 300mA.3.Times:0, 2.5, 5SEC. 4.Dimension: 200*34*41mm.5.Signal output: Door state, Lock state.6.Bolt:the diameter of the stainless steels locking bolt is 15.2mm, stretch length is 15.5mm.7.Safety mode: Power-on to lock, Power-off to open.8.Suitable For: Wooden door, Glass door, Metal door, Fire Proof door