2 High Capacity Nikon ENEL20 (1500 mAh) Replacement Batteries for 1 AW1,1 J1,1 J2,1 J3,1 S1,COOLPIX A Digital Camera 100% Compatible with original manufacturer equipments and chargers Premium Li-Ion Cell Absolutely no memory effect so that you can charge battery at anytime Low impedance battery design Charge up to 1000 cycles