Portable air compressor pump have too many experiences with pesky flat car tire on the road, and far away from the nearest gas station want to get rid of this awkward situation Woscher tyre inflator is your best emergency helper- a must-have for every car owner. Features: 1.Compact and easy-to-storage compact size with special storage design, really convenient to carry and use. 2.New digital led display brand-new digital led display screen provides you with most accurate pressure value, smart and visualization style. 3.Auto shutoff function automatically stop inflating when reaching the default pressure value. 4.Multiple air nozzle comes with 2 different air nozzles, not only for car tire, also suitable for bike, motorcycle, balls, swimming wings and other inflatables.