4 PRESET MODES: The car tire inflator has the function of preset air pressure, set the desired air pressure value, inflate with one button and stop automatically when finished, very easy to use! Different units can be used: Bar, Psi, Kpa, Kg/cm², 4 modes provide reference and preset values, depending on the mode, adjustable range from 3~150PSI USB TYPE-C CHARGING: This car compressor can be charged with a USB cable with Type-C interface for better compatibility. In an emergency, it can also be used as a power bank to charge mobile phones, iPads, and other digital products, ready for travel and emergencies. MINI PORTABLE: The size of this inflatable pump is 12.7 x 8.5 x 4.5cm, compact and lightweight, easy to carry. With an emergency light, you can use the pump in the dark. A short press can activate the constant mode for lighting; a long press can activate the flash for emergency SOS LARGE SCREEN: With LCD screen, real-time detection of tire pressure, can clearly display the tire