NOCO Genius® Boost™ GB40 is an ultra-compact and portable lithium-ion jump starter for cars, boats, motorcycles, ATVs, lawn mowers, RVs, tractors, trucks and more.
The NOCO Genius Boost GB40 is an ultra-compact, portable lithium-ion jump starter designed for 12-volt lead-acid batteries in cars, boats, motorcycles, and other vehicles. It features spark-proof technology and reverse polarity protection to ensure safe operation for users of all skill levels. The device includes a built-in USB battery pack and LED flashlight, serving as a versatile emergency tool.
The GB40 is for jump starting 12-volt lead-acid batteries only.
If the battery is below 2 volts, the Boost LED will be 'Off', indicating the GB40 cannot detect the battery.
To use the Manual Override feature, press and hold the Manual Override Button for three seconds to force the jump start function on.