This device is very handy, it syphons (transfers) liquids and can be used to inflate things like balls and tyres. It comes with 2 x 51 inch (130cm) hoses. 16 inch (41cm) air pressure hose with snap-shut valve. 24 inch (61cm) oil syphon tube. Various adaptors It can be used to syphon: Diesel Petrol Bio Fuels Oils Water Kerosene Coolant Many other types of liquids Can Inflate Tyres Beach toys Inflatable beds Balls Comes with several different adapters to fit most inflatable objects. Also it can be used to extract liquids for example if you overfill the car engine with oil this can be used to get some of it back out.