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The door will lock while supplied with power, and unlock without power. It is made from durable and high aluminum alloy 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. TIMER Settings for 3-6-9 S more...
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An Electric Drop Bolt is also called a Dead Bolt Lock, a motor or solenoid actuated symmetrical dead-bolt mechanism, Check the Image of the Lock for a better understanding. Installing Mainly Sliding Glass Doors/ Optional Swing Doors (Metal Doors / Glass Swing & Sliding Door / Wooden Door. Product Type-Elect more...