WiFi Door Window Sensor APP Smart Home Security Protection Door Open Closed Detector for Alexa Yande

1. [APP remote control] Remotely set up and disarm at any time through the mobile APP2. [One-click arming] You can set one-click arming, which is more convenient to use.3. [Voice Control] Used in conjunction with and Home, you can check whether doors and windows are open or closed4. [Sharing function] Share with family members and control together5. [Offline function] When the device is offline, the APP will remind the device to go offline after 30 minutes.[Low battery reminder function] The product uses 2 AAA batteries (not included). When the battery power is low, the phone will remind you to replace the battery.[Easy to Install] Just stick one piece to your door or window, then use double-sided tape to stick the other piece to the door or window frame, just a few stepsBattery:2xAAA Battery(not included)Working temperature:-10-50Wireless network type:2.4GHZ 802.11b\/gApplication:Smart LifeTips:The product may be updated constantly ,Due to Different Batches, The Actual Product May Have Slight Differences Or Color Differences, Which Does Not Affect Use.Colour:WhiteMaterial:plasticPackage Contents:1 * ZigBee Door Window SensorOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +\/- 1-3cm.