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Title: LIBO 12V Drop Bolt Lock with Time‑Delay  
Category: Security  
Brand: LIBO Smart Home  
Description: 12‑V fail‑safe drop bolt lock with selectable 0s, 3s or 6s delay, ideal for wooden, glass, metal or fire‑proof doors.  
Details: Aluminum alloy construction, surface‑mounted installation, NC mode (locked on power), anti‑theft hexagon screw, and 1.2A start current.

Price is $