Feature: *High performance battery starter The Jump Starter with 3500A peak current can instantly start any 12V vehicle up to more than 50 times after charging. *Latest QDSP Technology With the same starting battery capacity, our jump box equipped with the latest QDSP technology has 3-5 times the current of the old jump starter. At the same time, through the subversive innovation of the battery/assembly structure, the start-up temperature is reduced by 50% to achieve temperature balance and escort your safety. *Flashlight And Portable Power supply .