Usage Tips:Smart Home LED Thermostat Features: 1. LED display, more friendly interface;. LED matrix light, simple display, energy saving, protect your eyes. 2. Touch buttons to make simple operation. 3. The ultra-thin embedded panel perfectly fits all kinds of walls; The visiable thickenss above the wall is only 12.4mm. 4. Frameless acrylic panel design, simple and elegant; 5. Classic blackwhite color scheme, seamlessly integrated. 6. Compatible with standard 86mm square cassettes and 60mm European cassettes to meet all installation environments; 7. Interlock to connect gives you easy installation. Function: 1. Rich function options, Modbus, WIFI, keycard, etc, to meet all your needs; 2. Strict temperature control accuracy (+- 1 degree C) to provide the warmth you want; 3. Power off protection, save all your settings safely; 4. Preset adjustment of 5+1+1 mode in a week, programmable setting of 6 time periods a day, green energy saving, Less cost, more intelligent and environmental protection; 5. Support the creation of product local groupsshares to achieve unlimited centralized control of the number of products multi-terminal control; 6. Perfect access: Tmall G Specification: 1. Current Load: 5A (water heating, waterlgas boiler), 16A (electric heating) 2. Sensor: NTC3950, 10K 3. Accuracy: +-1 degree C 4. Set Temp. Range: 5-35degree C 5. Room Temp. Range: 5-99 degree C 6. Display Temp. Range: 5 ~ 99 degree C 7. Ambient Temp.: 0~ 45 degree C 8. Ambient Humidity: 5 ~ 95 % RH (Non Condensing) 9. Storage Temp.: -5~ 45 degree C 10. Power Consumption: Less than 1. 5W 11. Timing Error: Less than 1% 12. Shell Material: PC +ABS ( Fireproof) 13. Installation Box: 86 x 86mm Square or European 60mm Round Box 14. Wire Terminals: Wire 2 x 1.5 mm2 or 1 x 2.5 mm2 15. Protection Class: IP20 16. Buttons: Capacitive Touch Buttons