Door/Window Sensor

Almost invisible to the eye, these small-yet-powerful wireless sensors are fully compatible with most doors, windows, cabinets, drawers, and just about anything else that opens and closes like a medicine cabinet. Get a phone alert when sensors are triggered or if something is accidentally left open. Sensors are best-in-class with one of the longest battery lifespans and easiest setups in the industry.
$32.99
Dimensions: 0.77"W x 1.8"H x 0.39"D
Battery: CR1632
Typical Battery Life: 6+ years
Easy to replace lithium, coin-sized battery:
100% wireless signal transmission:
Automatic detection of malfunction & low battery:

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