Fangrui Product Details 1. 6 Inch Tft Color Screen Wifi Smart Hreaded Knob Thermostat 2. Features: 3. On Appearance 4. Adopting 1.6-inch Round Tft Color Screen, Sensitive Buttons Give You An Excellent Experience, And The Interface Is More Friendly 5. High-quality Threaded Side Knob, Imitation Obsidian Material, Brings A Delicate Experience To Your Fingertips 6. 6h Tempered Glass Panel, Wear-resistant And Scratch-resistant, Protects The Screen From Scratches 7. Seven Colors Of Atmosphere Lights Add Color To Your Life, Switch At Will 8. A Variety Of Back Panels Are Available To Suit Different Home Styles 9. On Functionality 10. Accurate Temperature Control, Equipped With Ntc3950 Sensor, Providing The Warmth You Want 11. Eco Mode Automatically Adjusts The Energy-saving Threshold, With A One-week Programmable Function, Green Energy Saving, Lower Cost, Smarter And More Environmentally Friendly 12. Full Scene Compatibility, Can Control Waterelectricityboiler Heating, Intelligent Temperature Control 13. With Anti-accidental Touch Child Lock Function, Protect Children's Safety 14. Good Accessibility: Suitable For Alexagoogle Home, Fully Experience The New Voice Control Method 15. With Wifi Function, It Is More Convenient And Faster To Use 16. Specifications: 17. Voltage Range: 95-240 Vac, 5060hz Or 24v Dcac, 5060hz 18. (please Check The Laser Printed Information On The Back Of The Thermostat For The Actual Voltage) 19. Current: 5a (water Heatingwall-mounted Boilerboiler), 16a (electric Heating) 20. Sensor: Ntc3950, 10k 21. Temperature Error: +-1 Degree Celsius 22. Temperature Control Range: 5-45 Degrees Celsius 23. Room Temperature Range: 5-70 Degrees Celsius 24. Display Temperature Range: 5-70 Degrees Celsius 25. Normal Operating Environment Temperature: 0-45 Degrees Celsius 26. Normal Operating Environment Humidity: 5- Rh (non-condensing) 27. Storage Temperature: -10 To 45 Degrees Celsius 28. Power: Less Than 1. 5w 29. Time Error: Less Than 30. Panel Material: Pc + Abs (flame Retard