From ice shanties to walled tents, adventurers everywhere rely on the Clam CH-16000vh Portable Propane Heater to deliver the warmth. This portable heater features a dial control for variable heat settings with an adjustable output from 6,00016,000 BTU, heating up to 400 sq. ft. without burning you out on high or making your teeth chatter on low. Since it's powered by 2 common 1-lb. propane tanks (not included), it's easy to take this radiant heater with you. A nonslip base, oxygen-depletion sensor, and a tip-over switch add extra layers of safety, and its electronic ignition is powered by a single AAA battery (not included) to provide hassle-free starts. A swivel regulator makes changing tanks a breeze, and it can even be used with 20-lb. propane tanks with an extension hose (not included). CSA-certified for indoor and outdoor use. Runs up to 7 hours on two 1-lb. tanks. Weight: 15 lbs.Manufacturer model #: 19154. Heats up to 400 sq. ft. Dial control with fully variable heat settings Adjustable output from 6,000 to 16,000 BTU Oxygen-depletion sensor and tip-over switch for indoor safety Runs up to 7 hours on two 1-lb. propane cylinder CSA-certified for indoor/outdoor use Nonslip base keeps it secure Simple electronic ignition Swivel regulator