Emergency heat is at your fingertips with the Mr. Heater(R) Portable Buddy heater. This radiant 4, 000-9, 000 BTU liquid propane heater is built for enclosed spaces up to 200 sq. ft.; ideal for tents, workshops, porches and outdoor shelters. The hi-low setting provides versatile heating options. A swivel regulator gives you the ability to adapt usage from a one pound disposable cylinder (not included) to a remote gas supply with the purchase of a hose and filter (sold seperately). Don't stay cold-cozy up to the Portable Buddy heater! | Mr. Heater Portable Buddy Heater MH9BX