The NOCO GB20 500A Jump Starter is a portable lithium-ion battery jump starter pack that delivers 500-amps (4,650 J3S) for jump starting a flat battery in seconds.

It features a patented safety technology that provides spark-proof connections and reverse 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 such as a smartphone. It is designed for a car, boat, motorcycle, RV and more with a petrol engine up to 4L.

When charged, the battery in the jump starter will deplete at approximately 1% to 2% per month. We recommend re-charging once per year if not used.

Features:

• 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 connections and reverse polarity protection.
• Recharge your personal devices on the go, like smartphones, tablets, e-watches and more – up to 4 smartphone recharges.
• An ultra-bright 100 lumen LED flashlight with 7 light modes including SOS and emergency strobe.
• Designed for petrol engines up to 4 litres such as ATVs, motorcycles, cars, lawn equipment, and more.