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Package Includes: 1 x BG-3B Battery Grip (for Sony SLT-A77 SLT-A77V SLT-A77 II Digital SLR Cameras) 2 x NP-FM500H Batteries 1 x Ultra Fast Charger 1 x Car Charger 1 x European Plug Product Description: 1.Can be used 1 or 2 NP-FM500H lithium batteries, to meet user needs for long time continuous shooting. 2.Has a vertical shoot shutter, half press for focusing, convenient vertical (portrait) film. 3.Using the material PC+GF10, superior feel and lustre, excellent scientific design,convenient holding, improve operability in vertical shooting, prevent inadvertently shoot. 4.With main wheel the same function as the camera's, can adjust the aperture and shutter speed. 5.Aperture value/exposure compensation button, with exposure control function.