1)2 in 1 ,car vacuum cleaner with car air compressor 2)ABS or PP plastic housing 3)Voltage:DC12V 4)Air ... for use:1, remove the product from the bag, pump nozzle alignment tire filling valve, nozzle tighten in a clockwise direction.2, insert ... electrical and air compressor can.Notes: 1)· the products cannot be used in large trucks; 2)when you use it you should start ...