Style:D Spacer Pack Package includes two eneloop "D" Size Spacers and two
eneloop AA batteries. eneloop "C" and "D" size spacers allow for eneloop AA
batteries to be inserted and utilized in "C" and "D" size battery
applications. The battery cells maintain their original eneloop AA cell
performance characteristics including 2000mAh typical (1900 minimum), up to
2100 recharges, and will hold 70% of their charge for up to 10 years, (when
not in use). These adapters are a great alternative when "C" and "D" size
batteries are not available. Battery life will vary based on the application.