Opteka is one of the world's leading producers of high-performance batteries and accessories. Opteka believes there is no limit to the potential of portable power and as a company they will always strive to find innovative and efficient ways to power your life in the future! The Opteka BG-E14 BGE14 holds 6 AA or 2 LP-E6 batteries. This provides an extremely extended shooting time. Vertical shutter release also makes shooting with the camera in a verticalposition just as comfortable as shooting horizontally. Compatible with Canon EOS 70D Digital SLR only.