The patent-pending Dyna-Glo HeatAround 360 is the only portable recreational heater that provides 360 degrees of warmth. It's compact, vesatile 360 design makes it the ideal choice for grab and go heat. The oxygen depletion sensor allows safe indoor use, for emergency heating. No electricity and no batteries are required, as it is fuled by a 1 lb propane tank (not included). It can also be connected to a 20 lb propane tank for outdoor use, with an optional hose/regulator (not included). The HeatAround 360 ships completely assembled, and it includes a swivel regulator to easily attach a propane tank. The piezo ignition lights quickly and easily, it heats up to 250 sq feet, and it is adjustable from 7,500 BTUs to 10,000 BTUs. It also includes a safety tip-over shutoff switch, just in case. The Dyna-Glo HeatAround 360 is an outstanding solution for grab-and-go portable heating, tailgating, hunting, camping, fishing, emergency indoor heating, backyard/patio heating, and many other uses.10,000 BTUs High7,500 BTUs LowFlexible Heat Setting Spectrum from 7,50010,000 BTUsLightweight & CompactHeats up to 250 sq ft Indoor SafeRun Times: o 1 lb LP Tank: 2.7 hrs (high) - 3.2 hrs (low) o 20 lb LP Tank: 45 hrs (high) - 58 hrs (low) o LP Tanks not included Provides Temporary 360° Heat For:CampingHuntingFishing GaragesSporting EventsCabinsRVs and Trailers ? Ice FishingPicnics PorchesBarns WorkshopsJob Sites Features:Patent Pending 360° Heating Technology for versatilityPiezo ignition Includes low oxygen safety shutoff system, for safe use indoorsSafety tip over switch shuts off the heater before hitting the groundSwivel-Out Regulator for easy tank or hose installationFueled by 1 lb propane tank (not included)12 Extension hose is available separately for purchase, to attach to a 20 pound LP tankNo batteries, wires, or electricity required ? Convenient HeatAround360 Carry Case available separately for purchase