Comfort Gear introduces portable propane heaters for work, home and play. This 4,000 BTU heater is great for any small work or recreational job. With it's compact style and easy carry handle you can easily direct the heat where needed the most. Features: Provides instant infrared heat 4,000 BTU'S Heats up to 100 sq. ft. Uses 1 -1lb LP tank Operates up to 6 hrs on 1 -1lb propane tank Built-in oxygen depletion sensor & tip over shut off Ideal for: porch, sun-room,workshop, garage, emergency heat, ice fishing, hunting, cabins, tents, campsites, RV and sporting events Specifications: Fuel Type: Propane (LP) Temperature Control: Manual BTUs: 4,000 Heating Area: Up to 100 sq. ft. Electricity Required: No Watts: N/A Length: 11.42 in Width: 11.42 in Height: 17.72 in Shipping Weight: 2.9 lbs Color: Black/Yellow/Green Assembly Required: No Professional Install Suggested: No Warning California Residents Only: This product and the fuel used to operate this product (liquid propane), and the products of combustion of such fuel, can expose you to chemicals including benzene, which is known to the State of California to cause cancer and reproductive harm. For more information go to: www.P65Warnings.ca.gov