Note: Due to the upgraded appearance of the product, the shell has changed from black to white, and the functional parameters are still maintained. Please rest assured to use it.     Features: Voice control: Compatible with Alexa, Amazon Echo, Google Home and Tmall Genie.  Temperature display: Celsius and Fahrenheit selection.  Language setting:  Chinese, English (English), ltaliano (Italian), Русский (Russian), French (French), polski (Polish), Español (Spanish), German (German), Czech (Czech) Nine language choices.  Display features: Color screen display, PM2.5, humidity, outdoor temperature, weather forecast display.  LCD touch screen:  Elegant appearance, multi-faceted design, scratch-resistant. Large LCD touch screen display with backlight, easy to read.  APP control: The smart thermostat can be controlled by mobile phone before going home. (APP: Tuya).  Manual/Automatic Mode: You can freely choose manual or automatic mode.  Accurate temperature: The internal sensor floor sensor can perceive the ambient temperature and floor temperature. The temperature is automatically acquired with an accuracy of 1°C.  Programmable weekly: The thermostat supports different temperature settings in 6 time modes every day.  Storage function: Don't worry about power failure, data storage when power failure.  Child lock: The keyboard lock function is designed to prevent misuse by children.  Usage:  Suitable for electric heating/gas boiler/hot water heating. Perfectly suitable for homes, offices, shopping malls, hotels, etc.     Specification: Type: WIFI smart thermostat.  Protection level: IP20.  Shell material: flame retardant PC.  Voltage: 110-230V AC, 50/60HZ.  Current load: 16A / 3A / 3A.  Temperature accuracy: 1℃.  Temperature setting: 5-95℃.  Button: touch button.  Product size: 86 * 86 * 43mm.     Package included: 1 x Smart WIFI Thermostat.  1 x User manual.  2 x Screws