I stopped guessing which AA batteries are dead - this charging station keeps them in check for me

I've been a fan of Olight flashlights for many years. Now I'm a fan of its new pro-grade battery charger. Here's why.
Ars Technica

USB-C AA/AAA battery chargers?

After earlier USB-C discussions, I'm wondering about chargers for rechargeable NiMH AA and AAA batteries. These batteries are still amazing work horses after many decades, having upgraded their mAh ...