Key features

• •【Enjoy the smart life of the future】when you go away, It will push notification message to your phone when the door/window opens and closes, so you can discover the intruder in time. Furthermore, you could share the smart sensor to your familes and track the history of sensor activities.
• •【Compatible with Alexa & Google home & ifttt】simply use your voice to control the connected devices by Amazon echo or Google home. Convenient for you to detect your doors, windows, garage, cabinets, drawers or anywhere you want to notified when it is opened or closed.
• •【Easy installation complicated installation tools are required. The sensor can be installed with double-sided adhesive tape or screws(included) in just a few steps, and download an app "smart life"from Google Play or app store to add the device to detect the status of your door/window.(Notice the image left side)
• •【Please note】this smart sensor only works with 2.4G Hz Wi-Fi router. Wide gap performance allow for up to 1 cm when door/window is closed. The smart sensor works with 2xAAA battery and it can work continuously for 6 months (batteries not included). please Read connecting steps on image or the instruction manual which in the package first before the smart sensor was installed.
• •【Use voice】supported voice command is as below to get the state of the "front door": Alexa, is the front door locked? --Alexa will respond: Yes, the front door is locked/or no. Ok goole, is the front door on?--Ok goole, is the front door off?--Ok goole, is the front door on or off?