More Powerful Movement - Faster Inflation- This tire inflation pump features an upgraded turbo alloy movement that delivers double the inflation efficiency, have higher RPM, up to 50% more efficient than regular air pumps, and inflates car tires from 0 PSI to 36 PSI in about 4 minutes(standard 185/65/R15 tires).Note-No batteries required5 Inflation Modes + Automatic Stop- This car air pump adopts a high-precision chip, which can display the current pressure and preset pressure at the same time, real-time monitoring of tire air pressure.4 modes: car, bike, motorcycle, ball mode, custom mode, easy to set the pressure value, and automatically shut off when the set pressure is reached, preventing over-inflation.Never Lose Power - This tire inflator is powered by a 9.8ft DC 12V power cord that plugs directly into your car's cigarette lighter, eliminating the need for a separate battery. No more charging or standing in line at the gas station to inflate. Plug it into your car and you're ready to inflate tires, balls or other inflatable objects. (Built-in battery not included, need to connect to car cigarette lighter)3 Led Modes & 4 Units To Choose- This tire pump has 3 LED light modes (Flash + SOS + Strobe) can be used to illuminate in the dark or to warn other vehicles at night, four units to choose from, psi, kPa, bar, kg/cm2, accurately monitor tire pressure. Compact and Portable - Weighing less than one pound (About 0.77 lbs), this air pump can be easily held in your hand and conveniently stored in car storage compartments, bike baskets, pockets, or backpacks, ready to take care of inflation needs. If the pump has been running for 15 minutes, allow it to rest for 10 minutes, and the air tube is also equipped with insulating silicone to prevent burns when operating.