Features: Advanced temperature control can accurately control the indoor temperature and provide a comfortable heating experience. Brand new and high quality Equipped with LED screen, easy to operate, users can easily understand the current temperature and setting information. Equipped with smart chip and user-friendly interfaces, users can easily set temperature and other parameters. In addition to the conventional temperature adjustment mode, it also supports a variety of mode choices, such as timing switch and energy-saving mode, to meet the needs of different users. With intelligent energy-saving function, it can minimize energy consumption without affecting comfort and contribute to environmental protections. Specifications: Material:PC Type:Wifi/Without Wifi Current load: 3A Temperature accuracy: 1℃ Temperature setting: 5-90℃ Size: Approx.135x23.2x87.5mm/135x23.2x87.5mm/5.31x0.9x3.44inches Wireless transmission distance: 100—200m. Wireless frequency: 868MHZ/433MHZ (two-way FSK) WIFI frequency: 2.4G Electrical safety implementation standard: GB14536.1-2008 Package Includes: 1x Wifi Thermostat note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.