Portable Gas Tabletop Heater, Fuel Type Propane, Heating Capacity Output 18,000 BtuH, Heating Area 450 sq ft, Body Shape Rectangular, Minimum Cylinder Size 1 lb, Housing Color Black, Red, Ignition Type Matchless Piezo, Ignition Power Source Manual, Overall Height 19 in, Overall Width 11 7/8 in, Overall Depth 17 1/2 in, Safety Features Automatic Low Oxygen Depletion Shut-Off System (ODS), Certified, Portable Radiant Heat, Tip-Over Safety Shut-Off, Air Temperature Rise 20 Degrees F WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov -