1. New upgrade, double pump air flow multiplication technology, fast filling2. Large capacity lithium battery, ultra-long battery life3. High-density sensing chip, precise voltage regulation, and safety aurance4. High speed fan for cooling body, no scalding and no injury to the car5. Key to preset tire preure, multiple modes, full automatic stop6. LED light, easy to breathe at night7. With a 3m car charging line, it can be powered by an external cigarette lighter8. The outer part of the inflation tube is made of nylon braided technology, which has high toughne, tensile strength, and is not easy to break, and long service life9. Multi-functional, can be used as a power bank10. Small size, convenient storage[Product name]: 7.4v12v dual-voltage wirele inflation pump[Product material]: ABS[Overall dimension]: 82 * 45 * 160mm[Battery capacity]: ST-9624C high configuration version: 3 * 2000mAh lithium batteries LCD display[Working voltage]: 7.4v12v double voltage[Working current]: 6A[Piston diameter]: 17mm[Maximum air preure]: preure: 0-150PSI[Accuracy]: 1.5psi[Air volume]: 15Lmin[Continuous working time] 8-10min,[Time]: working time of lithium battery at full charge: about 30min, two tires can be driven at full charge[Type-C charging line]: about 80CM[Charging time]: charging time: 5-6h[Length of air hose]: 100mm 10mm[Gro weight of product]: 560g (including packaging acceories, etc.)[Service temperature]: 20 ~60[List of acceories]:Wired model: host * 1+inflation hose * 1+inflation nozzle * 4+DC12V vehicle charging line 3m * 1+instructions * 1+storage cloth cover * 1Wirele charging bag: host * 1+inflation hose * 1+inflation nozzle * 4+USB cable * 1+instructions * 1+storage cloth cover * 1Wirele charging bank DC+USB power supply: host * 1+inflation hose * 1+inflation nozzle * 4+USB cable * 1+DC12V vehicle charging cable 3m * 1+instructions * 1+storage cloth cover * 1