Smart Life: You can share your device with your family and keep track of the history of sensor activity. You can enjoy your smart life. Compatible with Alexa and Google Home: Just use your voice to control connected devices via Google Home / Alexa. Automated control can also be performed using other smart devices that are compatible with Smart Life or IFTTT. Real-time monitoring: When you leave home, it will send you a notification when you sense that the door/window is open or closed. You can easily find intruders in time. Works on a 2.4G Wi-Fi network, supporting both smart hotspots and Tuya. SMS notification: It is convenient when you open or close doors, windows, cabinets, drawers or any place that requires notification. Door and door notifications, tamper alarms and low battery alarms can be pushed via mobile phone. Easy to install: Easy to install, no complicated installation tools are required. Mount the sensor with double-sided tape in just a few steps. The app Smart Life can be downloaded from GooglePlay or the App Store to add devices to make it easier to detect the status of the door/window.