Mr Heater 4000 To 18000 Btu 3 Setting Portable Lp Gas Heater Unit, Black/Red Cold campsites and frozen lakes call for the warmth of a Big Buddy heater. For your next excursion, the Big Buddy will keep you comfortable with up to 18,000 BTU of heat. Swivel regulators make for easy setup; just screw on two 1-lb propane cylinders or connect to a 20-lb tank using Buddy accessories. The 450 square feet of coverage makes any ice shanty a sauna and any deck a sunroom. With the heaters Life Safety System you won?t sweat too much knowing the oxygen depletion sensor, thermal shut-down system, and tip-over switch are keeping you safe. For all of your indoor and outdoor adventures, the Big Buddy is there for you. Product Features Propane Tank Heater: Heat up your camping or picnic area, porch, shed, and more with a handy propane heater with variable settings for custom warmth anytime, anywhere you bring it Heat Levels: Gives off 4,000, 9,000, or 18,000 BTU per hour with a 450-square feet heat range and can be used with propane tanks up to 40 lbs with the use of an additional hose and filter Simple Usage: Single control start knob allows easy usage with a piezo sparking mechanism for reliability with automatic safety shutoff in case the patio heater tips over Possible Connections: Can connect to a pair of 1 lb propane tanks with 2 swivel regulators for a remote gas supply for your outdoor heater; Hose, filter, batteries, and propane are not included Possible Connections: Can connect to a pair of 1 lb propane tanks with 2 swivel regulators for a remote gas supply for your outdoor heater; Hose, filter, batteries, and propane are not included Shipping: Shipping is complimentary within the lower 48 US States. We Do Not Ship to PO/APO Boxes, HI or Alaska We Do Not Ship Outside of the Continental US All items ship within 24-72 hours of Payment For large items that require Freight shipping a valid phone number is required to call and schedule your delivery Terms of Sale and Feedback: Feedback is extremely important to us and If you are satisfied with our transaction, please take a moment to leave Positive Feedback. YOUR Satisfaction is our #1 Priority! If there are any issues, PLEASE contact us BEFORE leaving a neutral or negative rating so that we may resolve any concerns. We PROMISE we can make you happy if you give us a fair chance. Returns / Concerns: All items qualify for returns within 14 - 30 days of receipt. Buyer is responsible for return shipping on any item that is not damaged Please be sure this is an item you want before making your purchase. Customer Satisfaction is our TOP priority! All items are IN STOCK at time of listing. Inventory changes constantly and it is impossible to maintain a perfectly accurate count of all items. Please do not penalize us if we have to issue you a refund! Thank You For Your Business!