Robertshaw® Rs5220 5+2-day Programmable Thermostat, 2 Heat-2 Cool, 24-volt Ac With Battery Backup Or 3-volt Dc

The Robertshaw RS5220 thermostat is Simply the Right Choice when it comes to programmable temperature controls that can save energy and money. With the comfort, convenience, and efficiency features that homeowners and contractors want, the RS5220 provides EnergyStar and California Title 24 compliant features for an affordable price. | Fully programmable with soft touch keys to easily set four events per day AND 5-2 day scheduling. | Pop-up Wizard to customize thermostat settings with an instant start-up menu. | Vacation setpoint override to reduce energy use while away from home. | Auto changeover. | Bigger, brighter backlight with Nightlight option. | Easy change battery access. | Circulating fan. | Low temperature freeze protection. | Adjustable temperature differential and upstaging. | California Title 24 compliant. | Universal Control up to 2 Heat / 2 Cool | Programming 5 - 2 Day | Terminals: RH/R, RC, C, G, B, O, Y1, W1, Y2, W2, E, L | Power Source 24V AC with battery back-up OR 3.0V DC (2 AA alkaline batteries included) | Hardwired with battery backup or battery operated.