Product Type Portable Gas Convection Can Heaters Fuel Type Propane Heating Capacity Output 80 000 BtuH Heating Area 2 000 sq ft Minimum Cylinder Size 100 lb Ignition Type Matchless Piezo Ignition Power Source Manual Overall Height 18 1/2 in Overall Width 15 7/8 in Overall Depth 15 7/8 in Safety Features Fuel Shut-off Device Safety Tip Switch Features Fuel Shut-off Device One Hand Piezo Ignition Variable Output For Use Indoors/Outdoors Indoor/Outdoor Fuel Consumption 3.71 lb/hr