Place it wherever you want. No tools are required for installation. With the sensor stand and a sticker, you can place the motion sensor anywhere. The stand can be rotated 360°, so you can adjust the angle of coverage to your liking. Intelligent control in the Apple Home App.Compatible with other HomeKit-enabled accessories in the Apple Home App to make your life easier. Aqara Hub is required for this product to work with HomeKit technology. Aqara home automation. Together with other Aqara Smart accessories you can create different scenes. Even if the Wi-Fi connection is unstable or disconnected, the automation associated with this product will function properly as long as the hub is powered. Security reminder - Made to guard your house. With the motion sensor you can turn on the alarm mode when you leave the house. When motion is detected, the hub issues an alarm and sends a notification to your phone. Technologically advanced. A Japanese infrared sensor is used to detect human motion through the moving heat source, and the US polyolefin Fresnel lens is used for high-precision detection. The shell is made of UV-resistant material that prevents fading of the paint, which allows long-term use. The high-quality flame-retardant material serves to improve safety.