SASWELL Digital Non-Programmable Thermostat,1H/1C, T21STK-0 Digital Heat/Cool Pump Thermostats,24 Volt Single Stage Thermostat for Room

Key features

• This is a 24VAC low-voltage System non-programmable thermostat for room use,【IMPORTANT】 Currently does not support millivolt systems
• 1 Heat/1 Cool Conventional and Heat Pump,Accurate temperature control of +/-1-Degree F for consistent comfort, Low Battery Indicator available
• Easy-to see and read. large, clear backlit digital display,OPTIONAL 2 “AA” Batteries provide continuous temperature display during power loss
• Detailed instructions for easy installation,C-wire needed for proper installation. Note-c wire is required and is the primary power source for your thermostat. Without a c wire, your thermostat will not power up，In the case of battery power, there is no need to connect the C wire
• Maintain balanced and comfortable temperatures to reduce energy usage and increase savings on annual heating and cooling costs