4000A Car Jump Starter]: The Q11 jump starter boasts a peak current of 4000A can quickly jump start a dead car battery and can quickly start 12V vehicles, including gas engines or diesel engines of up to 10.0L. The lithium battery booster allows for up to 60 jump starts on a single charge (just over 25% of power is enough to start your car). It is suitable for cars, trucks, motorcycles