Miraclekoo 4pcs D Size and 4pcs C Size Battery Spacers for Sanyo Eneloop or Other AA Batteries,AA to C/D Size Battery Adapter
MIRACLEKOO "D" and "C" size spacers allow for AA batteries to be inserted and utilized in "D" and "C" size battery applications.
The battery cells maintain their original AA cell performance characteristics including 2000mAh, 1500 recharges, and will hold 75 percent of the charge for up to 3 years (when not in use).
These adapters are a great alternative when "D" and "C" size batteries are not available. Battery life (per recharge) will vary based on the application.
Simply insert a charged AA battery cell into the "D"and "C" size spacer. Once the AA cell in inserted into the spacer it is ready to be used in the device.