100% brand new and high quality. Secure Mode: The door will lock when powered and unlock without power. Especially suitable for wooden and metal doors. It is made of durable and high quality materials, durable for use. With special circuit board, the door will unlock until the power is off. Without external interference, which makes it more stable and secure. Features 0, 3, 6 seconds delay adjustable. Working Voltage: DC12V Locking Mode: Magnetic Induction Dimension: 150 x 34 x 28 mm Locking Mode: Magnetic Induction Security Mode: NC Model/Fail-safe Model (Locked when power on, unlocked when power off) Working Current: Start: 1.2A, Working: 0.25A Model Number: HM150M Color: Silver Material: Stainless Steel Package Contents: 2 Set Electric Deadbolt Lock Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in a little different from the real thing. The measurement allowed error is +/- 1-3 cm.