SoShine 2xAA to D-Size Cell Battery Converter Case (2-Pack)
The Soshine 2 x AA to D-size cell battery converter case is used to convert the AA to D-size cell battery. Just stick 2 x AA battery in the converter and it's the same as a D-size cell battery. The battery converter case is perfect for electronics and emergency situations. The case is a good gadget to keep close at hand at home at the office etc.