Fiido X <a href="https://www.fiido.com/products/fiido-x-folding-electric-bike#011-1">https://www.fiido.com/products/fiido-x-folding-electric-bike#011-1</a> Fiido ...

[Tom Stanton] wanted to see if supercaps have any practical use on e-bikes, and built a DIY electric motor in the process. One of the problems with supercaps is the rapid voltage drop during ...

like this rather cool electric quad It’s an impressive build, including two 1 kW motors and a tilting turning system that makes it more maneuverable than most quad bikes. It has big ...