30,000 BTU High Output Auxiliary Heater 12 Volt Dual Wheel Blower Truck Universal Perfect for Bus, Truck or Van, Measures: 16" X 6 1/2" X 7" Includes: Heater, Mounting Brackets, Installation Kit, Instruction Sheet All Steel Powder Coated Case with High Efficiency Aluminum Core 3 SPEED HIGH VOLUME DUAL WHEEL BLOWER, Used for heating bigger areas; 5/8" hose connections One-Year Warranty and FREE SHIPPING!