Electric Drop Bolt Lock DC 12V Fail-Safe NC Mode Electronic Door Lock for Access
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NC Mode: Fail-safe type, Power-off unlock, when the power is turned on, the red light indicates unlocking and the green light indicates lock. Fail-safe mode, power-on lock, power-off unlock. Secure Mode: NC model/ fail safe model ( Locked when power on, unlocked when power off ).
Electric Drop Bolt Lock DC 12V Fail-Safe NC Mode Electronic Door Lock for Access
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Electric Drop Bolt Lock DC 12V Fail-Safe NC Mode Electronic Door Lock for Access
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Electric Drop Bolt Lock Deadbolt Fail-Safe NC Mode 12V DC for Fail Safe
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Electric Drop Bolt Lock Deadbolt Fail-Safe NC Mode 12V DC for Fail Safe
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Electric Drop Bolt Lock Deadbolt Fail-Safe NC Mode 12V DC for Fail Safe
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Electric Drop Bolt Lock DC 12V Fail Safe NC Mode Electronic Door Lock for Acc...
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