NOCO Genius Boost 1,000 Amp Jump Starter

The GB40 is a portable lithium-ion battery jump starter pack that delivers 1,000-amps (7,000 J3S) for jump starting a dead battery in seconds. It features a patented safety technology that provides spark-proof connections and reverse polarity protection making the GB40 safe and easy for anyone to use. It's a powerful battery booster that doubles as a portable power source for recharging USB devices, like smartphones, tablets and more. Designed for cars, boats, RVs, trucks and more with gas engines up to 6 liters and diesel engines up to 3 liters.