This product uses the multifunctional boost mouth interface, the British, American valve, you can solve the problem of a variety of small cars inflatable, also addresses the balloons, inflatable toys, inflatable question advantage of 12V air pump, low noise, energy saving, environmental protection, easy and light. 15 minutes of continuous use, applicable to cars, bicycle tyres and ball, the inflatable rubber boats, a wide, wherever they encounter flat tire situation, it is more to achieve emergency trunk. It is small, does not take up too much space.