Portable Car Jump Starter with Air Compressor

About this item 【4000A Jump Start Battery Pack】The 15,000mAh jump starter is equipped with a peak current of 4000A, enabling it to start 12V vehicles (8.0L gasoline/6.0L diesel engine, including hybrid power) in just 3 seconds. Even in low temperatures (-20°F to 70°F), it exhibits superior starting performance with just 80% battery capacity. This portable jump starter can initiate the vehicle up to 50 times and boasts a service life of over 1000 charge cycles. 【Built-In Smart Air Compressor】Smart preset & auto shut-off without repeated adjustment and check. It provide maximum pressure of 150 PSI and airflow of 8L/Min! Only need 8 mins to fully inflate a 205/55 R17 car tire or 3 min to refill 305/65 R18 car tire in daily situation. (Testing data base on a flat standard tire 185/65/R15R) It can be used for Car, Bicycle, Motorcycle, Basketball, Pool Toys using. DOES NOT SUPPORT heavy duty truck tires. 【4-IN-1 Multi-Function】Not only a car battery booster, a Tire Pumper, but also a po