This is a kind of fine quality air pump, compact size, take up little space, easy to accept, can be put everywhere, travel and carry more convenient. Equipped with 12 voltage, 600mah large capacity built-in lithium battery, this rechargeable air compressor can be inflated for emergency. It supports adapter at home 110 voltage and 12 voltage cigar lighter cable. LCD digital display, with 4 units as PSI, BAR, KPA, kg/c㎡, and you can easy to read the data. You can have a try.