Portable Oil FiredTorpedo Heater, 170,000 BtuH Output, Heating Area 4,000 sq.ft., Tank 13 gal., 10 Hours per One fill, Fuel Consumption 1.30 GPH, 120 Volts, 60 Hz, 2.7 Amps AC, Built-In Thermostat, Fuel Type K1 Kerosene, #1 or #2 Fuel Oil, Safety Feature