B00OXOZESW DSTE Replacement for Pro BG-E6 BGE6 Vertical Battery Grip + 2X LP-E6 LP-E6N Compatible Canon EOS 5D Mark II 5D2 SLR Digital Camera

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A firm, comfortable grip for vertical-position shooting with the Camera. Buttons and controls are conveniently placed and easy to reach for greater comfort.
Holds two Li-ion batteries or six AA Battery for extended shooting
Li-ion Battery Info: DC 8.4V (max); DC 7.2V (mean) 19.2Wh/2600mAh
When using two batteries, the grip will automatically switch to the second battery if the first becomes depleted. Switching does not interrupt camera operation.
Remaining power indicator