Function: 1. Powerful functions are available such as WIFI/Modbus . If need Modbus type, contact us. 0.5 Accuracy keeps temperature within the level you set. Clock memory when power is off.2. 5+2 six periods programmable maximize comfort and economy. Creat thermostat group to centrally control. Integrated with , Google Home, Tmall Genie.3. Support device sharing to your family or . All setting languages synchronize your time zone, address and language.4. to thermostats in APP. Support Smart Scene.5. YIDI WIFI Smart Room Thermometer are designed to on/off control the fans and valves in air conditioner applications via comparison of the room temperature and setting temp. as reaching the aim of the comfor and saving engegy. Touch buttons to make simple operations.Power Supply : 95~240VAC, 50~60HzFan Relay Amps Resistance : 5A; Inductive: 3AValve Relay Amps Resistance : 3A; Inductive: 1ASensor : NTC 3950, 10KAccuracy : 0.5Set Temp. Range : 5-35Display Temp. Range : 5~99 Temp. : 0-45 Humidity : 5~95% RH (Non Condensing)Storage Temp. : -5~45Power Consumption : Less than 1.5WTiming Error : Less than 1%Installation Box : 86 x 86mm Square or European 60mm Round BoxWire Terminals : Wire 2x1.5mm or 1x2.5mmProtection Level : IP20Buttons : Capactive Touch Buttons Wir And Install: 1. Read the instructions carefully. Failure to will damage the product or cause a hazardous conditions.2. Check the ratings given in the instructions and on the product to make the product is suitable for your applications.3. Installer must be a , experienced service technicia.4. After installation finished, check out product operations as provided.color:BlackMaterial:plasticPackage Contents:1 x Smart temperature controllerOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.