●Electric oil pump: easy to connect two battery terminals directly to the battery source, and no special tools required ●Oil transfer pump: Powerful, efficient, lightweight and portable, 100 W super large power for quick and convenient operation, compact size for easy storage anywhere and transport ●Oil suction pump: clean and fast, two clear, thicker and flexible hoses can keep an eye on the liquid suction process, the length of the oil inlet pipe can be changed according to your needs by changing the size and speed of the liquid flow ●Trouble saving: extraction process can be carried out by one person without effort. ●【Widely use】Suitable for cars, motorcycles, boats work with diesel or engine oil, fits to use with diesel, engine oil