MR. HEATER BUDDY FLEX HEATER The Buddy FLEX Heater is an indoor safe, high-performance omni-directional burner that radiates heat in a full 180 degree spread. Features include integrated gas-powered accessory controls and quick connect accessory rail system. Advanced safety features include an Emergency Low Oxygen Safety System, Apex 50 degree Tip-Switch and Thermal Shut-Down System. Left and right side accessory doors feature battery compartment and Gas Accessory Quick Connect Port. The opposite door includes multi-purpose storage compartments for gloves, documents, power cords or fishing tackle box.