This air pump can inflate car tires efficiently, providing a reliable solution for your vehicle needs. Portable Design: The -border car wireless air pump features a portable design, making it easy to carry around and use anywhere. Fast Charging: With its fast charging capability, this air pump ensures quick inflation, saving you time and effort. [Product name]: 7.4V wireless air pump [Battery capacity]: 2 strings of lithium batteries - LCD screen display [Working voltage]: 7.4v [Rated input]: 5V 2A [Piston diameter]: 17mm [Rated power]: 48-60W [Battery capacity]: 1500mah*2 [Pressure range]: Pressure: 3-150PSI [Accuracy]: ±1.5psi [Air volume]: 19L/min [Continuous working time]: 8-10min [Time]: Fully lithium battery working time: about 20min Fully can inflate 2 tires 195/65R15 0-30 psi Inflation time: 8-9min [Type-C charging cable]: about 50cm [Charging time]: Charging time: 3-5h [Charging interface]: Type-C [Usage time]: 30min [Length of air hose]: 150mm±10mm Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need. Color:As Shown Material:ABS Package Contents: 1SET * Portable Wireless Car Inflation Pump Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.