On Functionality:
1. Powerful functions are available such as wifi etc.
2. 0.5°C Accuracy keeps the temperature within the level you set. 
3. Clock memory when power is off.
4. 5+2 six periods programmable maximize comfort and economy. 
5. Create a thermostat group to centrally control. 
6. Integrated with Amazon Echo, Google Home, Tmall Genie, and IFTTT. 
7. Support Device Sharing with your family or friends.

Becasmart BAC-002 Series Room Smart Thermostat