Features: 100% brand new and high quality. High quality ultra-compact electric lock. Rustproof, durable, safety, convenient to use. Applicable for being installed in the escape doo or fire door electronic controlled system. Adopts the principle of electric magnetism , when the current through the silicon, the electromagnetic lock will achieve a strong suction which tightly suck the iron, thus lock the door.
Instructions: Red wire connects to positive, green wire connects to negative. When it has been connected the wire and the current is available, the electric lock can control door's opening and closing.
Specifications: Size: 27mm*29mm*18mm (LxWxH) Lead length: 25mm Locking telescopic length: 10mm Powered form: interrupted Unlock time: 1 second
