WiFi Smart Door Sensor, Wireless Door Window Sensor Alarm, Mini Contact Sensor for Home Security, Push Notification, Volume Adjustable, Timer, Compatible with Alexa/Google Assistant. 4 Pack
Smart Home Security Sensor You will receive a timely App alert notifications when the status of the protected device changes. For example, get real-time alerts at an exact moment you have a unexpected guest, a runaway child, an opened safe or an escaped pet. The window door sensor gives you a peace of mind, anywhere, anytime.
Timer ProgrammableDifferent with other smart door window sensor in the market. The wireless contact sensor has the function of timer. You can set a specific time to let the door sensor work. For example, set a time for the sensor to work at 10 PM-7 AM. The sensor will protect your home security during the time. It will not ring or send you notification without the time.
Easy Installation and No Hub Required No other tools needed, just tear off protective film on the back, you can attach the WiFi door sensor to anywhere you want, such as door, window, drawers, closet, safe deposit box, fridge, jewelry Box and so on. (Attention:The notch side should towards each other.)
