<p>The Mr. Heater Portable Buddy Heater is a&nbsp;4,000-9,000 BTU Liquid Propane heater that&nbsp;connects directly to a 1 lb. cylinder. It is the ideal way to heat small enclosed spaces like tents.&nbsp;The amazing size to BTU ratio is augmented with a fold down handle to give this heater maximum output in a compact package. A swivel regulator gives allows the Buddy Heater the&nbsp;ability to adapt usage from a disposable cylinder to a remote gas supply with the purchase of a hose and filter. To light the unit, simply rotate the knob to pilot and push, and the Piezo sparking mechanism get things started. It has several safety features including an&nbsp;Oxygen Depletion Sensor (ODS) and accidental tip-over safety shut-off. With the Mr. Heater MH9BX Portable Buddy Heater&nbsp;you can be sure that you will enjoy years of comfortable, indoor, and&nbsp;safe heat.</p> <p><b>Features</b></p> <ul> <li>4,000 or 9,000 BTU per hour</li> <li>For use with propane gas</li> <li>Heats up to 200 sq. ft.</li> <li>Single control start knob</li> <li>Hi-Low heat settings</li> <li>Swivel regulator</li> <li>Fold down handle</li> <li>Accidental tip-over safety shut-off</li> <li>Includes Piezo igniter</li> <li>Runs off a 1 lb. cylinder</li> <li>Connects directly to a 20 lb. cylinder with optional hose and filter</li> <li>THE USE OF UN-AUTHORIZED ACCESSORIES/ATTACHMENTS WITH THIS HEATER ARE EXPRESSLY PROHIBITED, MAY CAUSE SERIOUS INJURY, AND WILL VOID THE WARRANTY.</li> </ul>