Use door/window sensors to protect anything that opens and closes, such as doors, windows, jewelry cases, and gun cabinets. The sensor detects intrusion with a magnet and reed-switch mechanism that signals an alarm during unauthorize
Use door/window sensors to protect anything that opens and closes, such as doors, windows, jewelry cases, and gun cabinets. The sensor detects intrusion with a magnet and reed-switch mechanism that signals an alarm during un...
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