Panasonic KKJ55K3A4BA Advanced 4 Hour Quick Battery Charger w/AAA Eneloop Pro High Capacity Rechargeable BatteriesThe Panasonic CC55, 4 position Ni MH battery charger can quickly, and individually charge any combination of up to four AA or AAA eneloop pro batteries in just 4 hours (1 to 2 AA or AAA eneloop pro batteries can be fully charged in up to 2 hours).* Individual charging means you can easily and efficiently charge from 1 to 4 cells with differing levels of remaining charge. A huge time saver! Individual quick battery charging technology Charge 4AA