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Protects anything that opens and closes, such as doors, windows, jewelry cases and gun cabinets Instals on anything that opens and closes Built-in terminal strip for connecting hardwire contacts 2 internal reed switches allow for vertical or horizontal mounting
Specifications: 3.6 Volt DC 1/2 AA lithium battery 8-10 year battery life 2 internal reed switches 1.56 Inch W x 3.25 Inch H x 0.88 Inch D Crystal Technology |