Tuya WiFi Smart Door Window Sensor Smart Home Security Protection Alarm System Door Open / Closed Detectors for Alexa Google

SPECIFICATION--APP : Smart Life / Tuya Smart-- OS Support: IOS8.0 / Android4.0 and above-- Wi-Fi Band: 2.4GHz-- Battry: AAA*2 Battery (no Included)-- Wireless distance:Max 50 meters(Empty area)-- Detecting distance: ≤15mm-- Operating Temperature: -10℃~+40℃-- Operating Humidity: Maximum 95%RH1)Push instant notification to your phone immediately when door/window is opened or closed. so you don't have to worry about your baby going out of house without notice, will easily know when your aged parents leave or arrive home and even can be clear when someone enters your home,shop,office ,etc. 2)Provides 24-hour monitoring. Even you are far away from your home,garage and garden,etc, you can check whether the door/window is open or not with app anytime and anywhere. Szkoston 3)Loud alarm will be triggered when someone open or close your door or window, make you informed all the time. 4)Support checking open / close records in app.Never worry about missing any important moment .If you install more than one door sensor in different places. All the statuses of doors and windows will be displayed simultaneously within the app ,so that you can easily know what you want at a glance. 5)When the battery level is low, it will automatically remind you to change battery, never worry about running out of battery. 6)Share the added door sensors with your family member, they also can monitor the status of your doors/windows when you are outside.
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