The NIKON EN-EL14a is a rechargeable Li-ion battery that powers select Nikon D-SLR cameras. The battery does not suffer from any form of memory loss effect hence can be charged and discharged at any time. It is made out of the very best cells to enhance its performance. The battery is charged using the MH-24 battery charger. Compatible with Nikon D3100, D3200, D3300, D3400, D3500, D5100, D5200, D5300, D5500, D5600, Df DSLR, Coolpix P7000, P7100, P7700, P7800 Cameras.