4 Battery Converters
Each Case can convert a Single AA battery into a D Size Battery.
For longer lasting power, use 2 AA batteries per case.
These also work with rechargeable batteries
4-Pack of "D" Size Spacers for use with AA Battery Cells
Easy to Use: Quickly and easily convert AA batteries for use in “D” size battery applications. Simply insert either 1 or 2 AA batteries into the “D” size spacer. Once the AA cell is in inserted into the battery case it is ready to be used in the device.
Actual D Cells are large and store a lot of energy but are extremely expensive. These cases are a great alternative!
BATTERIES NOT INCLUDED
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