Features: This high efficient fuel pump is an perfect oil-changes equipment. Compact size, lightweight and portable, easy to storage and carry to anywhere you want. Easy connection, no need specialised tools, just make the two clamps attached to battery source directly. Set up in seconds, simple and easy to use, very convenient. Suitable for cars, motorcycles, boats. Comes with 2pcs thicken and flexible hoses, you can see the whole extraction process clearly. The extraction work can be done by one person, labor saving and effort saving. Note: It is prohibited to use this pump with your hands wet, barefoot or while standing in water. The use of batteries of adequate capacity that are not sufficiently charged creates decreased pump speed, reduced flow, and insufficient suction that may cause the lack of suitable engine oil flow.