Electronic Line Voltage Non Programmable Single Pole: 2 Wire Wall Mount Digital Low temperature Thermostat Used To Operate Electric Heaters (Baseboard, Convection or Fan Forced Only). Controls up to 4000 Watts at 240 Volts or 2000 Watts at 120 Volts. HIGH QUALITY: Simple to Use Electronic Non Programmable Single Pole ( 2 wire) Wall Mount Thermostat LOW TEMPERATURE THERMOSTAT: 37 to 86F Temperature Range DIGITAL THERMOSTAT: Controls up to 4000 Watts at 240V or 2000 Watts at 120V SINGLE PROGRAMMING: Option 1 Day & 1 Night Time Temp if Desired, or Manually Adjust Temp as Needed 3-Year Warranty