Robertshaw RS9220 Digital Programmable Wall Thermostat, 2H/2C

The Robertshaw RS9220 is a 2 Heat / 2 Cool, 7-day programmable thermostat, with a large, easy-to read screen. This thermostat provides contractors with an easy installation and set-up while providing simple, yet powerful control over your HVAC unit. Features Multi-Stage – 2 Heat / 2 Cool Programmable 7-day, 5-1-1 programming or non-programmable Large, easy-to-read 4.6-square-inch blue backlit display Intuitive wake, leave, return, sleep programming icons Adjustable temperature differential (swing) Short-cycling prevention Filter change reminder 24V AC (18 to 30V AC), 50/60 Hz (common wire required) or 2 AAA 1.5V alkaline batteries (included) Easy-access front-load battery compartment