BetterLink WiFi Smart Door Window Sensor Detector, Wireless Personal Security Door Window Real-time Alarm,Home Security Door Open Contact Sensor,Compatible with Alexa and Google Assistant(1 Pack)
(as of Dec 07,2022 21:12:16 UTC – Details)
2.Ensure that the sensor body and the magnet are installed within a distance of 10mm.
Question: How long can the battery of the door window sensor last?
Answer: According to the number of calculations, the battery can support about one year for triggered 50 times a day. In low power, in order not to affect your normal use, it is recommended that you replace the battery as soon as possible(within 24 hours).
Question: Why is the battery of my devices draining so fast?
Answer: To prevent quick battery consumption or incorrect triggering, do not install your devices in places where it will be triggered at an extremely high frequency.
BetterLink is your safety assistant. Our vision is to create a smart and safe home environment.
Easy Installation: No tools required that only need to use 3M back glue to mounts to door and window frames. The directions of the two arrows are opposite, and the distance between the two components should be as close as possible. WIFI connection, only works on 2.4GHz WiFi network, does NOT support 5GHz WiFi networks.Protect your home with open / closed door detection.
App Real-time Alarms Remotely: Tuya Smart App control. No hub required and No fees charge. Monitor the door/window status in real-time.When door/window is opened or closed, the sensor will push instant notification to your smartphone immediately. You can check your house status on app whatever where you are.Works with Alexa and Google Assistant and other Tuya smart home devices.
Universal Compatibility: The alarm sensor can be installed not only on the door or window, but also on garage doors, wine cabinets, letter boxes, safety deposit box, pet doors, etc.
Low Power Warning: The Door Window Sensor need with 2pcs AAA Batteries(included).When the battery level is low, it will automatically push a message through the app to remind you to replace the battery in time, never worry about running out of batteries.