Genius Boost HD 2000 Amp 12V UltraSafe Lithium Jump Starter

A lithium battery jump starter rated at 2,000 Amps (15,700 Joules3S).
Spark-proof connections and reverse polarity protection.
Recharges USB devices, like smartphones, tablets, and more.
Power 12V devices anywhere, like tire inflators, power inverters, and more.
400 lumen LED flashlight with multiple modes, including SOS.
Jump starts gas engines up to 8 liters, and diesel engines up to 6 liters.
Provides up to 40 jump starts on a single charge.