Gumstix has released a new board that lets you power a Raspberry Pi Zero computer with a pair of AA batteries, allowing you to use it without plugging the tiny computer into a wall jack or a bulky ...

Turn a simple AA battery into a powerful mini flashlight with this easy DIY project. Learn how to assemble the components and create a compact yet high-power light source perfect for everyday use ...

Thankfully, there are brands like Nitecore HA15 and COSOOS Mini LED Headlamp Flashlight that run on one single-use AA battery. Once the AA cell dies, you can quickly replace it, so no need to wait ...

The 12-pack of the Amazon Basics rechargeable AA batteries are 57% off on Amazon's Woot -- it's highly recommended to buy them while they're going for just $13. Skip to main content Menu ...

During the Amazon Big Spring Sale, this 28-pack of Duracell Coppertop AA batteries is currently 25% off. That brings the price down to less than $20. That’s like paying less than 70 cents a battery.

On Wednesday, Elevation Lab announced TimeCapsule, a new $20 battery case purported to extend Apple AirTag battery life from one year to 10 years. The product replaces the standard CR2032 coin ...