White-Rodgers 1F86-344 White LCD Battery Thermostat

FEATURES: Battery powered for maximum compatibility (requires 3 "AA" alkaline batteries, included) Low battery indicator B and O terminals Low and high limit temperature protection in case of battery failure Five minute compressor short cycle protection in cooling Unique temperature display recalibration feature allows user to modify room temperature display Clock function (except #661958) Simultaneous heating/cooling program storage eliminates need to reprogram each season (except #661958) Time and temperature settings are pre-programmed and easy to change (except #661958) LCD displays setpoint temperature continuously and alternately shows actual time and temperature (except #661958) Hold temperature button allows manual program override for an indefinite period without changing programming (except #661958) SPECIFICATIONS: Millivolt to 30 VAC (50/60 Hz) or DC .05 to 1.5 amps (load per terminal) 1.5 amps max. total load (all terminals combined) Temperature range: 45?? to 90?? F (7?? to 32?? C) Rated differential: 0.8?? F (forced air), 2.2?? F (hydronic), 1.2?? F (cooling) DO NOT USE WITH: Multi-stage systems Multi-stage heat pump systems 3-wire zoned heating systems Systems exceeding 30V - Manufacturer: White Rodgers