Quickly transfers air and low-viscosity fluids, such as water and oil. Quick change fittings for easy attach and release. Clear view barrel allows visual inspection. Ideal for changing oil, inflating beach balls, siphoning fluids, and more. Not for use with caustic or flammable liquids. Includes: hand operated transfer pump, two 48" x 1/2" clear view hoses, 15" air pressure hose, snap-shut valve, and inflation needle.