【Large Battery + Portable Size】: This portable air compressor has a built-in high-capacity battery, is equipped with a Type-C charging port, is compatible with most mobile phone data cables, and is equipped with a cigarette lighter charging cable for easy and quick charging. The air pump can also be used as a power bank to charge your phone. 【Automatic Fast Inflation】: The cordless tire inflator can automatically detect the tire pressure and display it on the screen. Simply set the desired pressure value, and once the target pressure is reached, the pump will automatically stop to prevent overloading. It supports the choice of 4 different unit values: BAR, PSI, Kpa, Kg/cm², and the maximum inflation pressure is 150 PSI. 【LCD Display + LED Light】: The electric tire inflator has a large, clear and bright digital LCD display, and is equipped with an LED light that can be used as a flashlight, and supports three modes: lighting, strobe warning, and SOS emergency. Allows you to easily