Electric Deadbolt Drop Bolt NC Mode Door Lock for Security Access Control DC Package Contents: 1 x Aluminum Alloy Electric Deadbolt Drop Bolt Lock Kit (NC Mode) Technical Specifications: Model: 8DJB005YZ Color: Silver Material: Aluminum Alloy Product Type: Electric Deadbolt Drop Bolt Lock Operating Mode: NC Fail Safe (close when powered) Feature: Low temperature Voltage: DC 12V, 1A Current: -Start : 1A Standby: 0.14A Time: 0 / 3 / 6 second Dimensions (Magnetic base) : - Approx. 25 (W) x 90 (H) - Approx. 1" (W) x 3-1/2" (H) Dimensions (Main body) : - Approx. 28 (W) x 200 (H) x 39 (D) mm - Approx. 1-1/8" (W) x 7-7/8" (H) x 1-1/2" (D) inch Features and Benefits: ● The structure optimization design, more stable and more secure. ● Ultra-low-power design, more durable and more environmentally friendly. ● 500,000 times Power locks durability. ● High-strength aluminum lock body, stainless steel bolt. ● Low temperature, safe, durable. ● Operating Modes : NC (close when powered) Fail Safe. ● Suitable for : wooden door, glass door, metal door, fireproof door, etc. ● Timer : 0 / 3 / 6 second ● Please notice that you will need to place the magnetic plate on the strike lock for triggering the strike to lock, since the lock has a sensor for detecting the magnetic base for locking.