NiMH Rechargeable Battery (Alrealdy Charged Ready for Use): Support high drain devices, 1000 cycles. 1. Ready for use: Precharged, ready for immediate use. 2. Low self discharge: PKCELL holds 80% capacity after 12 months at store, good capacity retention. 3. Four times longer lasting: PKCELL takes four times more shots than alkaline battery for a digital camera. PKCELL supports high drain devices. 4. Economic: Can be recharged and reused for up to 1000 times. 5. Environmentally friendly: Produce less waste than disposable batteries & enable energy and raw material savings. 6. Good for all applications: Digital camera, portable video, game, flashlight, remote control, toy, MP3/MP4 player, electric razor. 7. Latest Battery Technology achieve the best performance of alkaline and NiMH battery.