NiMH stands for Nickel-Metal Hydride, the materials used in some battery packs. Unlike NiCad batteries, NiMH batteries do not use heavy metals that may have toxic effects. In addition, they can store up to 50% more power than NiCad batteries and do not suffer from memory effects.
Steve's DigiCams: Rechargeable Batteries The first thing a new digicam owner quickly realizes is that those AA alkaline batteries included with their camera are next to worthless.
The Great Battery Shootout This is one of the more technical articles on the site, and almost all readers will be interested in "which batteries are best". For those readers, here's the bottom line, the results of over two years of off-and-on battery testing.
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