【Versatile Power Options】This portable air pump features wireless operation, DC, and USB charging capabilities, ensuring you can inflate tires anywhere, anytime. 【Smart Digital Display】Equipped with an LCD screen, the ST-9624C model provides accurate pressure readings and easy operation for precise inflation. 【High-Capacity Battery】Powered by two 2000mAh lithium batteries, this pump offers extended use, inflating up to two 195/65R15 tires from 0 to 30 PSI on a single charge. 【Dual Voltage Operation】With 7.4V/12V dual voltage support, this pump is compatible with various power sources, enhancing its versatility. 【Compact and Portable】Measuring just 82*45*160mm, this air pump is designed for easy storage and transportation, perfect for emergency use in your vehicle. 【High Pressure Capacity】Capable of reaching up to 150 PSI (with an actual maximum of 110 PSI), this pump is suitable for a wide range of inflation needs. Specifications: Product material: ABS Size: 82*45*160mm Battery capacity: 2*2000mAh lithium batteries Working current: ≤6A Working voltage: 7.4V/12V dual voltage Working current: ≤6A Piston diameter: 17mm Time: Working time of lithium battery fully charged: about 20min, 2 tires can be inflated with full charge 195/65R15 0~30 psi, inflation time: 8-9min Type-C charging cable: about 80mm Charging time: Charging time: 5-6h Usage time: 30min Maximum air pressure: Pressure: 0-150PSI, actual maximum pressure 110PSI Accuracy: ±1.5psi Air volume: 15L/min Continuous working time: 8-10min Length of air hose: 100mm±10mm