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Capacity Test of Powerex IMEDION AA Batteries

Late last year, Maha Energy - the maker of Powerex batteries and chargers, introduced a low self-discharge rechargeable battery called the ‘IMEDION’. The IMEDION batteries are compatible with NiNH battery chargers and are available in 2100mAh capacity for AA size and 800mAh for AAA.
Maha states that IMEDION batteries retain up to 85% of their charge [...]

Capacity Test of Eneloop NiMH Batteries

Photographers have learned that rechargeable NiMH batteries are the best choice to power an external flash. Charging the primary set of batteries prior to a ’shoot’ is not a problem. However, there is rarely enough time to charge the back-up sets which can sit in a camera bag for weeks or months. This can be [...]