WiFi Smart Home LED Thermostat with Matter Features: On Appearance 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. On Functionality 1. Strict temperature control accuracy (+1 degree C) to provide the warmth you want; 2. Power off protection, save all your settings safely; 3. Preset adjustment of 7days mode in a week, programmable setting of 6 time periods a day, green energy saving, Less cost, more intelligent and environmental protection; 4. Support the creation of product local groupsshares to achieve unlimited centralized control of the number of products multi-terminal control; 5. Good access: Suitable for ALEXAGOOGLE HOME HOMEKIT APPLE HOME, full experience new voice control method; Specification: 1. Power Supply: 95~240 VAC, 5060Hz or 24V DCAC, 5060Hz (Please check the information laser printed on the back of the thermostat for the actual voltage.) 2. Current Load: 3A (water heating, water gas boiler), 16A (electric heating) 3. Sensor: NTC3950, 10K 4. Accuracy: +-1 degree C 5. Set Temp. Range: 5-35 degree C 6. Room Temp. Range: 5~70 degree C 7. Display Temp. Range: 5 ~70 degree C 8. Ambient Temp.: 0~ 45 degree C 9. Ambient Humidity: 5 ~ 95% RH (Non Condensing) 10. Storage Temp.: -5~ 45 degree C 11. Power Consumption: Less than 1. 5W 12. Timing Error: Less than 1% 13. Shell Material: PC +ABS ( Fireproof) 14. Installation Box: 86 x 86mm Square or European 60mm Round Box 15. Wire Terminals: W