... car 3.For car tire,balloon,air bed 4.12v car power electric air pump for cars car ... socket DC 12V in car, then screwing the air nozzle on valve, starting generator, thus , inflation ... 5 minutes. It is Water Proof.For car tire , balloon , air bed , water bed . Equip four kinds inflator ... connnector. AP76-1 electric min air pump for cars,car tire,balloon,air ...