Tyre Inflator Air Compressor 12V DC, Digital Car Tyre Pump 150 PSI, Preset Tyre
To Inflate: Just Start The Engine, Insert The Cigarette Lighter Plug Into The Car's 12 V Outlet, Connect The Tyre, And Preset The Desired Pressure By Pressing "+" And "-". (Note: It Can Continuously Work For 15 Mins. ).