Dura Heat Electric workplace heater - heavy duty stainless steel heating element; built-in turbo fan and tubular cabinet maximize heat distribution; automatic thermostat and overheat shut-off; fan-only setting; ceiling/wall mount kit included; continuous fan; heats up to 500 sq. ft. 13640 BTUs. 6' cord. Watts / Amps / Volts - 4000/20/240. Yellow/Black.