High-Performance Car Jump Starter: With 4000A peak peak current and built-in forced start function, NEXPOW G17 S40 battery jump starter can quickly start your car, can start all gasoline engines and up to 10L diesel engines. It is suitable for trucks, motorcycles, snowmobiles, ATVs, UTVs, lawn mowers, yachts and so on. It easy and fast to start the car in extreme environments (-4°F to 140°F), no need to wait for roadside assistance