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 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. A lithium battery jump starter rated at 1,000 Amps (7,000 Joules3S).Spark-proof connections and reverse polarity protection. Recharges USB devices, like smartphones, tablets, and more. 100 lumen LED flashlight with multiple modes, including SOS. Jump starts gas engines up to 6 liters, and diesel up to 3 liters. Provides up to 20 jump starts on a single charge. Please allow 24-48 hours once item is delivered back to one of our receiving centers for product inspection and return or replacement processing. We will respond quickly with instructions for how to return items from your order. However, we cannot guarantee change requests once an order has been placed. This item is in the category "eBay Motors\Automotive Tools & Supplies\Battery Testers & Chargers\Chargers & Jump Starters". The seller is "official-partsonline" and is located in this country: US. This item can be shipped to United States.