First Alert L1 Wi-Fi Water Leak & Freeze Detector. Alerts you to leaks and extreme temperature and humidity changes out of the set range with push notifications to your smartphone, plus engages LED lights and a 100 dB alarm. The small detector requires no wiring, making it easy to place it out of sight. Battery life lasts up to 2 years depending on usage.
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First Alert L1 Wi-Fi Water Leak & Freeze Detector. Alerts you to leaks and extreme temperature and humidity changes out of the set range with push notifications to your smartphone, plus engages LED lights and a 100 dB alarm. The small detector requires no wiring, making it easy to place it out of sight. Battery life lasts up to 2 years depending on usage.
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