Oil Changer with 4.5 gallon Tank Power source: Needs DC 12V Working Current: 11A Delivery Volume: 400GPH Barrel Volume: 4.5 Gallons Run Time: depending on you power supply Dimensions (LxWxH): 54 x 32 x 94 cm (20.3"x12.2"x36.9") Not for flammables liquid The best oil changer in the market! TMC oil changer on wheels is for people who have their own 12v power supply. The modern design of the gear pump uses bronze gear-pumping element for long durability and longevity. TMC oil changer easily vacuum up used oil into the 4.5-gallon level indicator container with a turn of a switch. The innovative design of this gear pump allows the reversing of the flow to discharge it to proper disposable location and makes changing oil clean and easy. Its pump is also equipped with a specially designed filter to trap particles in the polluted engine oil. The Oil changer on wheels is equipped with a 1/4" x 40" probe tube and a suction hose for easy oil change without getting under the engine.