Panasonic BK-4MCCA8BA eneloop AAA 2100 Cycle Ni-MH Pre-Charged Recharg The Panasonic BK-4MCCA8BA eneloop AAA 2100 Cycle Ni-MH Pre-Charged Recharg is a powerful and long-lasting AAA rechargeable battery. It is pre-charged and ready to use, delivering up to 800mAh of power. It is also environmentally friendly, with no harmful chemicals. The Panasonic BK-4MCCA8BA eneloop AAA 2100 Cycle Ni-MH Pre-Charged Recharg is perfect for use in a variety of devices, including digital cameras, portable audio players, and gaming devices. It is also a great choice for use in high-drain devices, such as digital SLR cameras. The Panasonic BK-4MCCA8BA eneloop AAA 2100 Cycle Ni-MH Pre-Charged Recharg is a great choice for anyone looking for a powerful and long-lasting AAA rechargeable battery.