This grip clip transfer pump works as a fluid pump and air pump. It easily transfers low-viscosity fluids including water and oils. This pump is ideal for changing oil, inflating beach balls, siphoning fluids and more. Do not use this pump with caustic or flammable liquids. The hand-operated pump, two 48 in. x 1/2 in. diameter clear hoses, a 15 in. air pressure hose, a snap-shut valve and an inflation needle are all included.