Battery grip BG-D51 from Newell for Nikon D5100. Powered by an EN-EL14 cell
The Newell VG-C1EMG grip improves the comfort of use when taking photos in a vertical orientation and allows you to increase the number of photos that can be taken with one set of batteries.
Newell BG-E20 Battery Grip dedicated for Canon EOS 5D Mark IV DSLR. AA batteries tray included.