[GreatScott] has now joined the ranks of Electric Bike users. Or has he? We previously covered how he made his own lithium-ion battery pack to see if doing so would be cheaper than buying a ...

Have you ever thought to yourself, “I’d love an electric bicycle, but it’d be even more convenient if the battery fit into my pocket?” OK, fine, but lots of people actually have. And the UK-based ...

I have an APC Smart-UPS 3000 XL battery backup. In addition to the internal batteries, it has a connector for adding an external battery pack to it. While it's available on Newegg for WAY cheaper than ...