PORTABLE ELECTRIC HEATER - HEAY-DUTY UNIT IS LIGHTWEIGHT - HAS STEEL SPIRAL FINS BRAZED TO METAL SHEATH ELEMENT - BUILT- IN THERMOSTAT - SAFETY HIGH TEMPERATURE LIMIT - BUILT-IN HANDLE/CORD STORAGE (FOR 6-FEET HEAVY DUTY CORD) - PERMANENTLY LUBRICATED MOTOR - RED BAKED ENAMEL FINISH - INDUSTRIAL, FINGER-PROOF STEEL INTAKE AND DISCHARGE GRILLES - 240/208 VOLTS - 4000/3000 WATTS - 16.7/14.4 AMPS - PLUG TYPE: 20 AMP - SHIPPING WEIGHT: 17 POUNDS