Fangrui Product Details 1. Bht-005-gc 220v Ac 3a Smart Home Heating Thermostat For Eu Box, Control Boiler Heating With Only Internal Sensor 2. Power: Less Than 1.5w 3. Temperature Sensor: Ntc3950, 10k 4. Temperature Error: +-1 Degrees Celsius 5. Power Consumption: Less Than 1.5w 6. Current Load: 3a 7. Voltage: Ac 95-240v 50-60hz 8. Ambient Temperature: 0-45 Degrees Celsius 9. Temperature Range: 5-45 Degrees Celsius 10. Environmental Humidity: Relative Humidity 5- (non-condensing) 11. Protection Level: Ip20 12. Installation Box: European 60mm Round Box 13. Size: 131x75x37.5mm 14. Features: 15. Suitable For Electric Heating, Pipes And Wall Hanging 16. Applicable System: The Floor Heating Thermostat Supports The Application System Of Ios And Andriod System 17. The Thermostat Can Be Controlled By Mobile Phone Anytime And Anywhere. When You Connect The Thermostat With The Mobile Phone, The Thermostat Will Display The Local Weather, Habits And Humidity, And Check The Current Status Through The App 18. Pc+abs Flame Retardant Shell, Safe To Use 19. Lcd Display, 2.5d Arc Chamfer +13mm Ultra-thin Embedded Panel, Suitable For Various Wall Spaces 20. Store Data When Power Is Off, No Need To Worry About Power Off 21. 7 Programmable 5+1+1 Periods, Which Can Improve Comfort And Energy-saving Strategies, And Adapt Your Home Heating To Your Life 22. Through Bluetooth Compatibility, Quickly Connect To The Mobile Phone, The Operation Steps Are Simple; You Can Perform Voice Control Of Smart Home Integration And Heating. Just Give Voice Commands To Turn The Thermostat On And Off, And Even Set It To A Specific Temperature As Needed 23. Support Local Data Packagesharing, Centralized Control 24. App Remote Control, Send You The Current Indoor Temperature Information, No Matter Where You Are And How Far You Go, You Can Freely Control The Indoor Temperature 25. More Functions: Manual Mode In Programming Mode, Temperature Calibration, Child Lock, Antifreeze Function, High Temperature Protection, Start Temperature Difference, Etc.