B00EC91KRM Bower XBGCM3 Digital Power Battery Grip for Canon 5D Mark III (Black)

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Holds two LP-E6 batteries or six AA batteries and comes with infrared remote
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 Canon EOS 5D Mark III DSLR cameras