Feature Air Pump with Tire Pressure Gauge : The Portable air Compressor features a built-in tire pressure gauge that allows you to monitor the pressure level of your tires and adjust it as needed. User-Friendly Interface: The AutoSky portable air compressor for car tires The power button turns the unit on and off, while the mode button allows you to switch between different inflation modes. Compatible with a Range of Accessories: The Portable Tire Inflator is compatible with a range of accessories which allows you to inflate a variety of objects, such as balls and other equipment Durable: The Portable Tire Inflator is built to last, with a durable construction that ensures long-lasting use. The high-quality materials used in its construction are resistant to wear and tear, and can withstand the rigors of regular use. Safety: Properly inflated tires are essential for safety on the road, as they provide better handling, stability, and braking. Specification Pressure value: 0-150psi/0-10barBattery capacity: 4000mAhWorking voltage: DC7.4VEmergency lighting: 200Lumin Pakage include1x air pump1x air tube4x air nozzle1x storage bag1x usb cable1x user manual Return Policy All of our items come with a 30-day free return policy. If you need to return, please contact us, let us know the detailed problem and send us some pictures for confirmation. We reserve the right to refuse any returns for objective reasons. Shipping Policy All of our items are shipped free with tracking numbers. Orders will be shipped within 3 working days upon receipt of payment. Most orders will be shipped within 1 working day. In most cases, shipping takes 8-12 working days.