Purchase your GB40 here: https://www.amazon.com/NOCO-GB40-Ultr...

Do you want to see how the GB40 works after over 2 years of use? Click this link to see our latest video:    • NOCO GB40 Jump Starter After 2 Years ...  

Today I spent some time testing the Genius Boost Jump Box from NOCO. I was very surprised at how well this very compact little jump box performed. Check out the video and let us know what you think by commenting below. JC.