Features: AC power adapter, replacement for EN-EL14 battery. Suitable for Nikon D5100 D5200 D5300 D5500 D5600 D3100 D3200 D3300 D3400 DF Coolpix P7000 P7100 P7700 P7800 etc. Designed for long time camera working, no need to change battery in occasions such as video broadcast, studio, filming etc. Fully coded, plug and use directly.