?Electric Drop Bolt Lock 4 Wires DC12V Electronic Mortise Locks Wooden Door Lock Lron Door Lock ??

100% brand new and high quality.Secure mode: The door will lock while supplied with power, and unlock without power.Especially suitable for wooden and metal doors.It is made from durable and high quality material, durable for use. Special circuit design, the door will unlock until the power is cut off.With no external interference, making it more stable and safer. Has 0, 3, 6 seconds time delay adjustable.Working Voltage: DC12VLock Mode: Magnetic inductionDimension: 150 x 34 x 28 mmLock Mode: Magnetic inductionSecure Mode: NC model/ fail safe model ( Locked when power on, unlocked when power off )Working Current: star-up: 1.2A, operating: 0.25AModel Number: HM150Mcolor:SilverMaterial:Stainless steelPackage Contents:1 set x Electric Drop Bolt LockOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.