The GB40 is a portable lithium-ion battery jump starter pack that 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's a powerful battery booster that doubles as a portable power source for recharging USB devices, like a smartphone, tablet and more. Designed for a car, boat, RV, truck and more with gas engines up to 6 liters, and diesel engines up to 3 liters.

Product Features:

• In The Box - GB40 Ultra Safe Portable Lithium Car Battery Jump Starter Pack, Heavy-Duty Battery Clamps, 12-Volt Car Charger, Micro USB Charging Cable, Microfiber Storage Bag, User Guide, and Designed in the USA.