Precharged for immediate use Low self-discharge More longer lasting than Alkaline battery Environmentally friendly Long life 1, Ready to use: Precharged, it can be ready for immediate use, providing great convenience to consumers.2, Low self-discharge : good capaicty retention, it can hold 80% capacity after 1 year storage.3, Longer lasting: it can take 4 times more shots than when using alkaline ...