Portable Cordless Tyre Inflator: The tyre pressure pump has a maximum pressure of 150PSI and has four pressure units: PSI, BAR, KPA, Kg/cm². The car air pump is small in size and light in weight, and it's equipped with a cloth bag for easy carrying and storage. Powerful Battery Tyre Inflator: This car pump is equipped with an upgraded 8000mAh rechargeable lithium battery. It takes about 4-5 hours to fully charge with USB (Please use our standard Type-C cable to charge), and it can be used for 35 minutes. The air compressor adopts an all-metal cylinder and a double-sided cooling hole design so that it does not get hot during the inflation process. LED Display: Car tyre inflator is equipped with a large LED display screen, which is easy to read and observe the tyre pressure status. The upper part of the screen monitors the tire pressure in real time, and the lower part automatically turns off when the preset tyre pressure is reached and has a memory function, providing you with a safe, fast and reliable experience. Multiple Uses: This digital tyre inflator has a screen with 4 modes to choose from to switch between. Equipped with 4 additional nozzles, it can be used for cars, motorbikes, bicycles, but also for other inflatable items such as balls. The electric tyre pump also has a USB-A output port for reverse power supply. Fast Inflation & LED Light : The car tyre compressor can inflate a small car tyre from 27PSI to 36PSI in 1 minute, and the LED light on top of the inflator can be turned into an emergency power source in the dark.