Feature: 1. Remote Monitoring: Check home temperature and humidity remotely via for Qingping+ or for Mi Home app. This product works with for Mi Home app in EU countries. 2. Alarm Clock Setting: Set your alarm clock remotely and sync it with network time daily. 3. Smart Linkage: Receive and transmit signals for Mi Home BT Gateway sub devices. 4. Compatibility: It works with for Qingping Temp and RH Monitor M version, for Qingping Temp and RH Monitor Lite, for Qingping BT Alarm Clock and more are on the way. 5. Compact and Simple: A small, straightforward device that provide better device compatibility, more convenient control methods, and more advanced features. integrates seamlessly with your smart home setup. Specification: Specifications: Colour: White Wireless Network: Supports BT 4.2 and Wi-Fi 802.11 b/g/n 2.4GHz. Working Environment: Temperature -10 ~ 40℃, Humidity 0 ~ 90%RH (no condensation). Size : 62.16 x 42 x 31.5mm / 2.44 x 1.65 x 1.24in Weight: 46g / 1.62oz. Package List: 1*BT Gateway Note: 1) For Qingping BT gateway is a for Mi Home BT gateway device, not for Mi Home BT Mesh gateway, and cannot connect to devices that require a BT Mesh gateway;2) All settings must be completed in the APP3) If the light blinks green after plugged into a power socket, it means that the product had been added in for Mi Home before. You can follow the instructions the app shows to add it afresh.