Mr. Heater Portable Buddy Heater - With a large heating surface, fold down handle, swivel-out fuel connection, and an easy-start four-position control, Mr. Heater sets the new standard for today's propane heaters. The Portable Buddy is certified by CSA International with low-oxygen (ODS) and tip-over safety shut-off systems to provide safe, reliable, heat anytime, anywhere. Whether you're tent camping, RV'ing, warming up chilly workspaces, or sitting in a duck blind, you need a Buddy! CSA certified for safe indoor and outdoor use 2 heat settings- 4,000 BTU and 9,000 BTU Fold down handle Swivel regulator Larger Tile Can connect to a 20lb cylinder with optional Hose and fuel filter Accidental tip-over safety shutoff Oxygen depletion