[Upgraded Version] Portable Air Compressor Mini Air Inflator Electric Hand Held Tire Pump with Digital LED Light Rechargeable Battery Li-ion 12V 150PSI for Car Bicycle and Other Inflatables UPGRADED DESIGN -- Made from Stainless steel & built-in lithium battery. It can pump the tire without connecting external power cord. Coming with AC DC Adapter and Cigar Lighter,plug directly into Cigarette Lighter Socket of your auto to charge and pump. Mini electric inflatable pump with 4 kinds of unit values: More choices as PSI, BAR, KPA, Kg / cm HIGH EFFICIENCY -- It takes about 1.5 hours to fully charge the inflator. The bicycle tires take about 2 minutes each and the motorcycle tires take about 3 minutes each to fully inflate. The battery in the full charging could inflate an empty car tire, or 8 empty mountain bicycle tires, or 30 empty basketballs LED DIGITAL PRESSURE GAUGE & FLASHLIGHT -- You can preset tire pressure to what your tire needs and test the tire pressure at any time. The maximum inflatable pressure is 150psi, which is suitable for bicycles, motorcycles, small and medium cars including SUV but do not support big truck tires. The LED light can be independently switched to provide you with convenient for emergency lighting at night MINI,PORTABLE & LIGHTWEIGHT -- The size is only approximate 2 * 2 * 7.75 inches, which is the smallest portable inflatable pump,but achieve the best feeling in the hand PROTECTION PROGRAM -- If the pump detect there is no pressure change, the system will be closed in 90 seconds. If your tire is under zero pressure and the pump did not charge the tire to 3PSI within 90 seconds, the pump will be closed automatically, so you need restart it again and make the pump work again