The watt reigns supreme, if only companies would share it with us. Every time I see “mAh” on a consumer product, I cringe.

Understanding watt-hours will help you survive power outages and off-grid adventures.

We’ll come right out and say it, readers. We love DeWalt. The brand is, to our mind, perfect for both seasoned DIYers and ...

We've long relied on lithium-ion batteries for long-term energy storage, but they can be expensive to produce and maintain ...

If you're looking for some serious battery life, Ryobi's 18V 12AH battery has plenty of juice, but that extra power comes at ...

This Hyundai IONIQ 5 is rewriting the rules of EV longevity, going 360,000 miles on its original battery with DC charging (50,000 miles ago)!