Battery grip Meike Canon 7D

Battery grip, replaces the original Canon BG-E7 battery grip (block).  Battery grip is used to: * Canon LP-E6 battery (1 or 2 package) * By AA batteries (6 package)  Compatitible with Canon models: EOS 7D  Using the battery grip especially comfortable shooting in vertical position. The product has autofocus start button. There are AE lock,AF launch, AF point selection, multi-function, main-dial buttons.  ___________________ Warranty 12 months. Manufacturer: Extra Digital, EU