Invincible Marine 12-Volt Oil Changer Drains 5-quarts of oil and sludge through a dipstick hole in just 3 minutes, saving you time and money Completely self-contained 12-Volt electric rotary pump has the extra power to drain oil from larger vehicles Includes battery clips with 8-foot leads, one large and one small pick-up tube, on/off switch and discharge hose The magnetized bottom holds the unit to steel surfaces Comes with a 1-year warranty