The next generation, &';Portlable Buddy&'; is here!. This indoor safe, 11000 BTU Omni-Directional burner provides heat in 180 degrees to maximize output. With integrated gas power accessory controls and quick connect rail system ensure, you&';re safe and ready to go in any weather conditions or event!. Left & Right side accessory doors feature battery compartment and gas accessory quick connect port. Opposite door includes multi-purpose storage compartment for gloves, power cords, etc. Indoor Safe Radiant Heater Patented Thermal Shut-down system 11000 Btu . Heats up to 275 square feet .