Histoy Record View:The alarm record can be seen, whether thers is someone. APP Remote Control:Motion sensor can master throughtuya/Smart Life App and detect your at any time. Meeting Room:Turn on meeting mode when someone is detected. Automatically turn on the light and air conditioner, close the curtains Motion Alarm App Notification:The sensor detect the personal entering andleaving in detectarea, and receive the alarm in app notification. Widely Used:It can be used in many scenes, such as bedroom, living room,office, conference room, hotel, . Adaptable battery: 1 x CR2 battery (not included) Colour:White Material:ABS style:ZIGBEE Due to different batches, there may be differences in product appearance and printed text, which not affect use Package Contents: 1 * Human presence sensor 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.