Sensing the abnormal movement of the human body can be placed in the room, corridor, bedside, monitoring people or pets move, through the nearby Bluetooth gateway, to send notifications to the for APP, or with other smart devices for linkage. This product needs to be used with Bluetooth gateway or Bluetooth Mesh gateway, such as: for touch screen speaker, for intelligent multi-mode gateway. Intelligent perception of the light and dark conditions of the surrounding environment, for different scenes, to provide more information for lighting linkage and . Check working status at any time APP One-stop management through for APP can view product logs, battery status, Bluetooth gateway signal strength and other information at any time; When the battery is in a low state, it will also remind to replace the battery. With the support, it can be placed or pasted at will, supporting a variety of installation methods such as flat, wall paste and upside down; Size in one hand, suitable for a variety of scenarios. Wireless connection: Bluetooth version 5.0 Operating temperature: -10C- 50C Detection distance: 7m Detection Angle: 130 Colour:White Material:ABS Package Contents: 1 x human sensor (Need to be used with Bluetooth gateway) Only 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.