Humanized Design: This car tire inflator not only has four adjustable modes, but also can long press the "m" button for 3 seconds to freely switch between PSI, bar, kPa and kg/cm. In addition, it comes with a Type-C output function. Long press the lamp button for 3 seconds after turning on, the lamp turns into a power bank to facilitate your travel. Innovative Dual Power Design: This Portable Air Compressor introduces the innovative dual power mode to offer you the convenience of both cordless and electric inflation options. The pump powered by a built-in rechargeable lithium battery can effortlessly inflate car tires wirelessly or charge the phone directly. Excellent quality: High-definition LED digital display, inflation pressure range of 0.2 ~ 10.3 Bar / 3 ~ 150 psi, real-time tire pressure display, preset tire pressure, automatic shutdown after full charge, to ensure safe automatic operation. It works normally in an environment of 0 to 45 and reaches a full charge state in 4 - 5 hours. Light: We have upgraded the electric inflator, subverting the size standards of traditional compressors. The size of the bare machine is only 142 * 80 * 40mm, small and light, easy to carry and store. Whether it is placed in a backpack, pocket, or any corner of your car, it can be easily stored and used at any time. Note: The data are all manually measured, please allow an error of 1-3 cm. Due to differences in light and display, there may be some color differences, please refer to the actual item received.