Panasonic
Rechargeable
AA size Nickel Metal Hydride Ni-MH
Panasonic Rechargeable AA Batteries 1900mAh Ni-MH
Panasonic Rechargeable Batteries
They are fully charged on arrival and retain 80% of their charge after 1 year storage.
The Panasonic AA Stay Charged rechargeable batteries offer up to 30% more cycles, up to 1000 cycles.