Stansport Portable Golf Marine Outdoor Propane Heater Ceramic heater element, 6,400 BTU's, with matchless Piezo electronic ignition Heater will automatically shut off in case of tip over Built in pressure regulator maximizes performance at any altitude Operates on disposable propane gas 16.4 oz cylinder or bulk tank (NOT INCLUDED) WARNING: ALL propane lanterns, heaters and stoves are "NOT FOR INDOOR USE"