[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 ...
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 ...
A CNET survey confirms that 78% of US adults are concerned about rising home energy costs. So, it's no surprise that many homeowners are embracing a DIY approach to renovations, from upgrading ...
Some results have been hidden because they may be inaccessible to you
Show inaccessible results