Features: 【WiFi Intelligent Thermostat】 Adopts ultra-thin wall-mounted body and operation buttons design, easy to install and simple to use. Suitable for water heating system, such as water-carrying underfloor heating, water valves and hot water systems etc. You can control Thermostat by App on your phone, remoted control water temperature even in outside. 【Smart Home System Applicable】Compatible with / . With this smart thermostat, you can set most comfortable temperature for your house by giving a voice command to smart home system, which helps a lot when your hands are busy. 【Weekly Programmable】Can preset adjustment of 5+2 mode in a week, programmable setting of 6 time periods a day, energy saving and less cost. It is pleasantly warm when you are at home. 【Manual&Auto Mode】Free to choose manual mode or auto mode for different purposes. 【 Button&LCD Screen】 Touchscreen buttons that are practical and beautiful, made of ABS and tempered , scratch-resistant. Large LCD screen display with backlight, easy to read. 【 Operation】Support antifreeze function and child lock function. Also, available to set temperature limitation and upper temperature limitation. And convertible between Celsius and Fahrenheit temperature units. Specification: Type: For Water Product Size: 8.7 x 8.9 x 3.8cm Temperature sensor: NTC Temperature accuracy: ±1℃ Display: LCD Working environment: -5~50℃ Self-consumption :