Note:the window sensor can connect with phone by bluetooth or work with bluetooth gateway,such as xiaomi multi-mode gateway or xiaomi socket bluetooth gateway. Product name:Xiaomi door and window sensor 2 Product model:MCCGQ02HL Product size:34.0×32.7×14.5mm Wireless connection:Bluetooth 5.1BLE Battery model:CR2032 (installed) Working temperature:-10°℃~50℃ Working humidity:0%-95%RH, no condensation Package Contents 1 *Door Window sensors 2 or 2*Door Window sensors 2 or 3*Door Window sensors 2 or 4*Door Window sensors 2 Feature: • Opening and closing and light sensor two in one, more interactive scenes. Opening and closing records, Mobile phone synchronous push*, Time out not closed reminder, New light sensor, Access Xiaomi AI speaker voice broadcast. • There are records of opening and closing So you can rest assured when you go out. Through the magnetic induction on the door and window sensor, judge the opening and closing state. After accessing the Bluetooth gateway, you can check the status of the device through the mobile phone anytime and anywhere •Linkage of "Xiaomi AI speaker" The status can be broadcast by voice* You can interact with Xiaomi AI speaker at home to broadcast voice, and you will know when the doors and windows are opened and closed. • Newly added light sensor Perception of light, linkage of more scenes. When the light sensor senses that the ambient light becomes dark, it can be linked with the intelligent lamp to realize the scene of automatic lighting after opening the door at night* • Access to Mijia app Record the daily assistant. Through the access to Mijia app, it can be linked with other intelligent devices in the home. For example, when the pet fence is opened, the smart camera can automatically record video, upload it to the cloud, and push reminders and small video clips to the mobile phone. • More ways to play, created by you. Small body, paste design, can be glued to any open and close equipment in the home. Let the traditional equipment in the home become a member of the smart home. It is easy to install and connect: • Installation: 1. Tear off the protective film. 2. Try to align when installing. 3. The installation clearance is less than 18mm. • Connect: 1. Open Mijia app and add equipment. 2. Scan the QR code of the product. 3. The connection is successful. *Mobile phone synchronous push, abnormal status alert, access to the function of Mijia linkage Xiaomi AI speaker broadcast, need to be used with Bluetooth gateway or intelligent products with built-in Bluetooth gateway function. *To realize the scene of opening the door and lighting at night, it is necessary to create an intelligent scene through Mijia app and use it with Bluetooth gateway or intelligent products with built-in Bluetooth gateway function. *During installation, try to align the installation marks on the side of the main body and the magnet, and paste them in the required opening and closing areas (it is recommended that the sensor body be installed on the fixed surface of the opening and closing area, the magnet should be installed on the active surface of the opening and closing area, and the installation gap should be less than 18 mm when the doors and windows are closed)