White-Rodgers" Blue" Digital Programmable Thermostat, Universal Touchscreen, 45 to 99 deg F Control Range, Heat/Cool Differential, 3 Stages Heat, 2 Stages Cool, Programs Per Week: 7/5+1+1 Days, Terminal Designations: RC, RH, C, W/E, W2, Y, Y2, O/B, G, L, 6, +, S, -, System Switching: Heat/Off/Cool, Fan Switching: Auto, 12 sq-in Lighted Display, 20 to 30 VAC, Battery/Hardwire, White, 4-9/16 in H x 5-13/16 in W x 1-13/16 in D, Import