Portable Electric Jobsite Garage Heater NEMA Plug Configuration 6-30P Overall Height 14 in Overall Length 14 in Overall Depth 10 3/4 in Overall Width 10 3/4 in Voltage 208/240V AC 1 Phase Wattage Output 3kW/4kW Air Temp Rise 85 Degrees F Housing Finish Powder Coated Housing Color Red Housing Material Steel Heating Method Fan Forced Heating Capacity 10 236/13 650 BtuH Amperage 14.4A/16.7A Air Flow 300 cfm Frequency 60 Hz Thermal Overheat Protection Automatic Reset