Features: -Temperature adjustments are simple with the large up-down arrows -The display can be either Fahrenheit or Celsius -Contemporary low profile design -Operation of the thermostat is annoyance free: Fully electronic means no "droop" for better comfort -Large, easy-to-read display -5 minute compressor protection is standard -Fan with heating option -Electronic anticipator option -Proven reliability backed by the world's largest manufacturer of air conditioning and heating equipment