Panasonic Ready Rechargeable AAA Size Ni-MH 800mAh Batteries (Pack of 4)  revolutionary INFINIUM battery answers the demand for greater convenience, stability and reliability.INFINIUM: the next generation of rechargeable batteries.Ready to use, more convenience.

Panasonic PAN4083 Battery Features:

• Ready to use: The Infinium batteries are fully charged at the factory. The Infinium batteries can be used immediately on purchase.
• Over 365 days Standby Power: After one year of storage, up to 80% (1) of the battery's power is still present.
• Battery for life: After 1000 charging cycles (2), Infinium batteries keep their ability to store power – this could be a battery for life!
• High reliability: Suitable for all appliances where long-term stability and reliability are a priority from remote controls to digital cameras.