Programmable Thermostat, Customizable Settings

7 day, programmable or non-programmable thermostat, unique function option to customize 7-day & 5/2-day program settings, 2 or 4 periods per day option, keypad lock, temporary override & manual hold, selectable Fahrenheit/Celsius setting, adjustable temperature swing, differential, easy to read back lit display, easy to use, easy installation, battery powered, uses 2 "aa" alkaline batteries, not included, use on most 24v heating & a/c systems, 1 heat/1 cool, gas, oil, electric or single stage heat pump systems, 2 wire heat only hydronic systems, hot water baseboard & radiator, & millivolt systems, wall heaters/furnaces & gas fireplaces.

• programmable or non-programmable thermostat
• unique funtion option to customize 7 day and 5-2 day program settings
• user option: 2 or 4 periods per day
• keypad lock, temporary override and manual hold
• selectable fahrenheit/celsius setting
• adjustable temperature swing (differential)
• easy to read back-lit display, easy to use, easy installation
• battery powered (2aa alkaline batteries required)
• for use on most 24v heating and a/c systems
• for use on 1-heat/1-cool: gas, oil, electric or single stage heat pump systems
• for use on 2-wire heat only hydronic systems (hot water baseboard & radiator)
• for use on millivolt systems (wall heaters/furnaces & gas fireplaces)