【Fast Inflation & Automatic Deflation】This portable air compressor can quickly inflate a standard mid-size car tire from 0 to 35 PSI in 3-5 minutes, making emergency tire inflation faster and more convenient than hand or foot pumps. The portable air compressor's auto-off feature ensures safety by stopping when it reaches the preset pressure, eliminating the need to constantly monitor the gauge. 【Fast Heat Dissipation & Dual Power Source】Equipped with an upgraded metal cylinder for faster heat dissipation and lower noise, the car tire inflator comes with 4000mAh rechargeable batteries (2*2000mAh). A full charge allows continuous operation for 20-30 minutes. The 2.8m long cigarette lighter cable, compatible with most small and medium-sized cars and SUVs, ensures the convenience of the device even if the car tire inflator runs out of power on the way. 【Digital LCD Display & LED Light】Featuring a 3-mode LED flashlight for roadside emergencies and nighttime use, the digital LCD display