Energizer ENG-N5100 Battery Grip for Nikon D5100/D5200/D5300/D3100/D3200 DSLRs (Black) High-power battery life and long-lasting energy storage Vertical shutter release designed for comfortable portrait shooting Well-balanced construction to mimic full-frame feel Compatible with Nikon D3100/D3200/D5100/D5200/D5300 DSLR cameras