Our AVAPOW 4000A Jump Starter is a rather safe and reliable automotive jump starter offering the users maximum power. This jump box has a 4000A peak current. You can use it to start 10.0L diesel engine and any gasoline engines in a few minutes. The 4000A Peak 12V car battery pack jumper booster comes with 88Wh high capacity and portable battery charger.It designed with 27800mAh and two USB charge ports. This automotive battery jumper pack can be used anywhere for its compact body.It is equipped with type-C input and output which enables it to supports type-C charging USB. The other outstanding thing about this best battery jump starter for the large engine is its ruggedness and super security. This jump starter cables are all made of metal clamps to prevent them from breaking in the long run.