NOCO® GB20 Genius Boost 400A 12V Lithium Jump Starter
The GB20 is an ultra-portable, lightweight and compact lithium-ion jump starter for 12-volt batteries. With it, you can safely jump start a dead battery in seconds - up to 20 times on a single charge. It's mistake-proof, making it safe for anyone to use and features spark-proof technology, as well as reverse polarity protection. The GB20 lithium jump starter integrates with a high-output 100 lumen LED flashlight with 7 light modes, holds its charge for up to one year and features a USB battery pack for recharging personal devices on the go - up to 4 smartphone recharges. It's rated at 400 Amps (4,650 Joules3S), and suitable for use on gasoline engines up to 4 Liters (not recommended on diesel engines), such as a motorcycle, ATV, lawn mower, car and more. Includes the GB20, needle-nose battery clamps, USB charging cable, microfiber storage bag, and our 1-year hassle-free limited warranty.
Simple. Everything You Need on One Interface
We designed the user interface to be simple and easy to understand. LED status indicators display the internal lithium batteries charge level and charging status. Error indicators show when connected in reverse polarity or temporarily disabled for thermal protection. Simply turn on the LED flashlight, recharge a USB device, or use manual override for deeply discharged batteries.
100-lumen LED Flashlight
A rechargeable lithium-powered LED flashlight with seven light modes, including SOS and Emergency Strobe. With multiple luminosity settings, it is immediately adaptable to a variety of situations. Using it's powerful wash light will help you see your engine, help you change a tire at night, or even warn oncoming traffic when you are in need of roadside assistance.
Portable Power. Power 12V Tire Inflators, Power Inverters and More
It's more than just battery jump starter pack, it is portable 12-volt power. Go anywhere and power your favorite 12-volt devices, like a tire inflator, power inverter, coffee maker, fan and much more.