The oil extractor pump include:1 x Oil transfer pump; 1 x Outlet Hose; 1 x Inlet Hose; 4 x Hose Clamps; 2 x Battery Clamps. The oil change pump extractor is very easy to install.You just need to place the inlet and outlet hoses at the appropriate positions, connect the power clamps to the car battery and press the button. With the oil pump, you can often do it by yourself to ensure your engine runs smoothly. The specificaiton of oil change pump: Input Voltage: DC 12V; Wattage: 60W; Current: 5A;Diesel Flow Rate:4 L/ min;Engine Oil Flow Rate(40-60 degree): approx. 1L/ min The oil extractor is ideal for quick and clean oil changes. Oil will only be drawn out of the motor through the oil dipstick hole. Simple on/off power switch for your convenience. The fluid transfer pump is perfect for changing marine oil.Applicable objects also include cars, motorcycles, scooters, quads, trucks, boats, forklifts, generators, tractors, riding lawn mowers and the transfer of diesel to cars, trucks, ships, boats, tractors , agricultural machinery, plant equipment, etc.