• 5-2 Day, 7 Day or Non-Programmable • Large 3 Sq. In. Display with Bright Blue Backlight • Adjustable Temperature Limits • Hardwire or Battery Powered • SpeedSet® Programming Mode • Permanent Memory Retains User Settings • Filter Check Monitor • Adjustable Temperature Differential • Adaptive Recovery Mode (ARM) • Meets Energy Aware ® Guidelines* • ESD Guard Electronic Circuitry • Compressor Short Cycle Protection • Temporary Program Override • Programmable Extended Hold Mode • Front Access Reset Button • F˚ / C˚ Switch • Trilingual Packaging and Instruction Card with FREE Contractor Branding • Dimensions: 3.70” x 5.16” x 1.38” • Electric Rating: 24 Volt AC (18-30 Volt AC), 1 amp maximum load per terminal, 3 amp total maximum load (all terminals) • AC Power: 18-30 Volt AC • DC Power: 3.0 Volts DC (2 “AA” Alkaline batteries included) • Compatibility: Single stage gas, oil or electric systems, Single stage heat pump systems, Millivolt heating systems • Control Range: 45° to 90° F (7° to 32° C) • Display Range: 40° to 99° F (5° to 37° C) • Accuracy: +/- 1° F (+/- .5° C) • Temperature Differential: .5°, 1°, or 2° F (0.2°, 0.5°, or 1° C) • Storage Temperature: 14° to 140° F (-10° to 60° C) • Operating Humidity: 5% to 95% Relative Humidity • Terminals: Rh, Rc, Y1, G, W1, O, B, C