1Compatibility: This thermostat is compatible with the standard 86mm quadrate cassette and 60mm European cassette to meet all installation environments. 2Mobile APP Control: If you do not want to use manual touch, you can control the device through smart phone APP wireless remote control connection. 3Shared Devices: Family access to one device, devices shared to your family members to control the smart thermostat together. 4Embedded Installation: The controller adopts embedded installation, which is small in size, easy to install, and fits with the wall, beautiful and easy to install. 5Applicable Places: It is applicable to the temperature control requirements of various public places, such as offices, bedrooms, living rooms, supermarkets, hotel restaurants, etc.