Honeywell Pro 4000 5-2 Programmable Digital Thermostat, 1 Heat-1 Cool, White
| Programmable thermostat provides electronic control of 24 VAC conventional and heat pump systems (no auxiliary heat) | Single Stage - Heat/Cool | Clear Standard Display with Backlighting | 5 - 2 day programming | Powersource - Hardwire, Battery (2-"AA" alkaline batteries included) | Adjustable temperature differential | Adaptive Intelligent Recovery | The PRO series provides programmable thermostats for 24 VAC conventional and heat pump systems or 750 mV heating systems. If used as directed, programmable thermostats can save up to 33% on annual heating and cooling costs.