1. Extend AA size battery to become C or D size like battery. 2. Take both advantage of high AA size battery rated capacity and lower price of C size and D size battery adapter to serve as C size or D size battery. 3. models : (1) BB888-C : A... - Update: 2007-06-15

1. Battery case for AA and AAA size battery 2. For any kind of battery 3. At most to 4 cells 4. With a hole for easier carry - Update: 2007-06-15