[APP Remote Control] ---- Download Smart Life/Tuya Smart APP on your phone& to control the wifi thermostat temperature controller anywhere/anytime.[Hand Free Voice Control] ---- Compatible with ,Google home,Yandex ,a simply to voice control the thermostat.[Weekly Programmable]---5+2/6+1/7 days weekly programmable, different temperature can be setting for 6 time period on week days and 2 time period on weekend.[Screen Backlight Brightness Adjustable]--- 3 level screen backlight brightness adjustable,also backlight can be turned off,offer a nice sleeping environment for you[Accurate Temperature Setting,Detection Display and Hysteresis ]---The accuracy have reached 0.5,0.1 and 0.5,accurately control your room temperature.[Simple Manually Mode Change Operation ]---Press"M"key to change mode between auto and manual.Under auto mode press up or down key to control temperature manually and thermostat back to auto mode in programmed time period.[Family Share Function] --- You can share the thermostat to your family with the limited right,create a together with your family member.[Linkage Function] --- It can linkage with other smart appliance in your home to create smart theme like leave home mode,back home mode,dinner mode,sleeping mode . [Group-Control Function] --- the thermostat can be set in group with other thermostat in different room, realize group control function in special scene.[ Function]--- function avoid kid's operation on it. Make your home in smart and safe status.Wattage:1WModel Number:WT100Display Screen:LCDVoltage:AC 95-220V 50/60HzType: B: 3A Wall-hung Water Gas Boilercolor:Black+whiteMaterial:plasticsize:About 86 x 86mmPackage Contents:1 x ThermostatOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.