It's non-programmable conventional thermostat: single stage, 1 heating and 1 cooling, electric or gas/oil configurable. (TIPS: before purchasing, check to see if this thermostat is compatible with your old thermostat).

Compatible with single stage system: gas, oil or electric furnaces, millivolt system, central heating and cooling system. Does NOT work with electric baseboard heat (120-240V).

NOT COMPATIBLE with the following systems: RV Thermostats, Heat Pump systems, Aux heating, Emergency heating, Multi-Stage systems, 120/240V Electric Baseboard and Line Voltage systems.

Easy to read and use: Large digital display with large characters and green backlight. separate buttons for easy setpoint temperature, very suitable for middle-aged and elderly people to use.

Upgrade function: The thermostat with humidity and temperature monitor to ensure you’re always aware of changes in your home environment.

It gives precise temperature control with +/- 1 degree in Fahrenheit and Celsius for ultimate consistent control to keep you comfortable.

Easy installation and the battery is easy to replace, with dual powered by 24VAC power or 2*AAA batteries, C-wire is not required. built-in low battery reminder, compressor delay protection and more.

Please contact us at once if any quality problem, come with 2-years warranty and 24h customer service.