Fangrui Product Details 1. Bht-002gclw 3a Load Water Gas Boiler Type Lcd Digital Heating Room Thermostat With Time Display, Wifi Control 2. Convenient Operation Creates Convenient Life. 3. Options Of Black And White Housing. 4. Fashion Design Blends In With Any Decor. 5. Touch Screen Display With Back-light Is Easy To Read, Even In The Dark. 6. Bright Buttons Remind You The World True Exist. 7. Easy Ui Interface Could Be Used Even By Child. 8. Powerful Functions Are Available Such As Modbus Wifi Etc. 9. 0.5 Degrees Celsius Accuracy Keeps Temperature Within The Level You Set. 10. Data Memory When Power Is Off. 11. 5+2 Six Periods Programmable Maximize Comfort And Economy. 12. Create Thermostat Group To Centralized Control. 13. Integrated With Amazon Echo, Google Home, Tmall Genie, Ifttt. 14. All Setting Languages Synchronize Your Time Zone, Address And Language. 15. No Limit To Add Rooms And Support Smart Scene. 16. Power Supply: Ac 95-240v, 50-60hz. 17. Current Load: 3a(water Gas Boiler) 18. Sensor: Ntc. 19. Set Temperature Range: 5-35 Degrees Celsius. 20. Display Temperature Range: 5-99 Degrees Celsius. 21. Ambient Temperature: 0-45 Degrees Celsius. 22. Ambient Humidity: 5- Rh(non Condensing). 23. Storage Temperature: -5-45 Degrees Celsius. 24. Power Consumption: <1.5w. 25. Timing Error: <. 26. Material: Pc+abs. 27. Production Class: Ip20. 28. Buttons: Capactive Touch Buttons. 29. Product Size: 8.5x8.5x3.5cm.