Adorama 4 AA Nickel Metal Hydride (NiMH) 2700 mAH Rechargeable Batteries with Quick Charger & Car Battery Adapter, 110/220 volt.

Rechargeable NiMH round cell batteries have leading-edge technology. It makes them ideal for the most advanced, high-drain devices-digital cameras, personal digital assistants (PDAs), hand-held games, portable CD players and palmtop computers. These high-capacity cells provide exceptional power per charge. And since they're renewable and reusable, Rechargeable batteries are a good economic and environmental choice.