The GB20 is a portable lithium-ion battery jump starter pack that delivers 500 amps for jump-starting a dead battery in seconds. It features a patented safety technology that provides spark-proof connections and reverses polarity protection making it 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, tablets and more. Designed for a car, boat, motorcycle, RV, and more with gas engines up to 4 liters.

Compact, yet powerful lithium jump starter rated at 500 amps up to 20 jump starts on a single charge.

An ultra-safe and mistake-proof design with spark-proof technology and reverse polarity protection, which allows it to connect to any battery safely.

An ultra-bright 100-lumen LED flashlight with 7 light modes including SOS and emergency strobe.

Recharge your personal devices on the go, like smartphones, tablets, e-watches and more - up to 4 smartphone recharges.

Designed for gas engines up to 4 litres such as ATVs, motorcycles, cars, lawn equipment, and more.

New Accessory: Includes Precision Boost Battery Clamps designed to easily connect to any 12V lead-acid battery from Power sports to trucks.