[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] ---- 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 sleeping environment for you [ 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 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 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. [Child Lock Function]--- Child Lock function avoid kid's operation on it. Make your home in smart and safe status. Wattage:1W Number:WT100 Display Screen:LCD Voltage:AC 95-220V 50/60Hz Type: C: 16A Electric Heating color:Black+white Material:plastic size:About 86 x 86mm Package Contents: 1 x Thermostat Only the above package content, other products are not included. Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.