This portable lithium-ion battery jump starter pack delivers 1,000-amps for jump starting a dead battery in seconds. It features a patented safety technology that provides spark-proof connections and reverse polarity protection making safe and easy for anyone to use. It doubles as a portable power source for recharging USB devices. Designed for your car, truck, RV or boat.
![GB40 Lithium Jump Starter](https://tailgater-magazine.s3.us-west-2.amazonaws.com/wp-content/uploads/2020/12/27191447/GB40-Lithium-Jump-Starter-comp.jpg)