Honeywell TH1110D1000 Pro1000 Thermostat,Honeywell,TH1110D1000" /> Easy-to-read backlit display - easy to read in various lighting conditions Precise comfort control [1 F ( 0.5 C)] - maintains consistent comfort to the highest level of accuracy Basic operation - easy-to-use slide switches allow you to select the heat or cool mode, and operate the fan Premier White Dual Powered: Battery or Hardwire