Specification: Face Plate : 205Lx35Wx40H(mm) Strike Plate : 90L x 25W x2H(mm) Cover Plate : 205Lx35Wx40H(mm) Face plate : 215L x 40W x 0.7H(mm) Bolt : 16mmDIA,stainless 16mm throw Quality : Aluminium panel with strongly style and Stainless steel Dual Voltage : DC12V Current Draw : Start 900Ma Standby 100mA Time : 0/3/6/9sec.(optional) Signal Output : Door status sensor Fail Safe: Locked when energized Safety functio : Built-in voltage spike suppressor Performance Testing : five hundred thousand times aging test Patent Designed: Low temperature Opening Mode : 180 degree swinging door Suitable For: Wooden Door, Glass Door, Metal Door, Fire Proof Door.