I know some of the basic theory, I'm just wondering if anyone's actually had any experience with them? I have never seen such a product, but to be fair I haven't ever looked for one either. I see a ...

I have reviewed quite a few portable battery power stations in recent years as these emergency power supplies grow in both capability and popularity. Given the increased frequency of power outages due ...

The Bluetti AC300 & B300 home backup battery combo can be the first step in developing an expandable off-grid power solution. We've reviewed a lot of power stations, but this is the first time we've ...

We may receive a commission on purchases made from links. Ryobi makes a wide range of useful cordless tools and equipment that can be used for everything from yard work to fixing up your car, as well ...

In this article, I will take apart a Li-ion alternative to the classic 6F22 9V battery. This battery is a Chinese 9V/500mAh USB rechargeable Li-ion battery (sold under the brand name infinite). The ...