Programmable Prestige IAQ Multi-Stage Color Touch Screen RedLink Technology Thermostat, 3-Heat/2-Cool Conventional, 4-Heat/2-Cool Heat Pump, Voltage: 24, Temperature Range: 50F to 99F, Power: Hardwired, Color: White, Applications: Residential or Light Commercial Heating, Cooling and IAQ equipment, Features: Tri-Lingual Display, RedLink Technology, Dimensions: 3-1/2''H x 4-1/2''W x 7/8''D, Weight: 2.76 lbs