Lockstrings is a revolutionary portable door alarm that sticks to any door frame. When the door opens, the string extends and triggers an instant alert.
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Get immediate alerts the moment any door is opened. Perfect for home security, office spaces, or travel.
No tools required. Simply stick to any door frame and attach the string sensor to the door. Setup in seconds.
Compact and lightweight. Take it anywhere - hotels, dorms, offices, or any temporary space you need to secure.
Place the main unit on the door frame and attach the string sensor to the door using the adhesive backing.
When the door opens, the string extends and triggers the built-in motion sensor.
Receive an immediate audio alarm and optional smartphone notification.