Camelion Rechargeable AAA 2 BatteriesFeatures Efficient discharge and long lasting power performance Significantly low self discharge rate compared to other Ni MH batteries Outstanding anti leakage technology Stable current over a longer duration MContains no mercury and cadmium Camelion AlwaysReady Ni MH Rechargeable batteries have a much better atomic structure of the material within the battery, allowing the batteries to have a larger capacity while a lower self discharge rate.