●DC 12V Box type pumb ●Cylinder diameter:22mm ●Rated pressure:250PSI ●Air flow:15L/min ●Max length of cord:2.8m ●With pressure gauge and switch ●3 needles assortment ●Material:PP plastic ●Only inflate ordinary car type in 3 mins(>30PSI), 5 mins for full ●Material: PP platisc ●Easy-to-read pressure gauge. ●Inflates tires, sports balls etc. ●CE/RoHS/EMC approved