Vivitar Replacement Battery Grip for Sony VG-C77AM, Alpha A77, A77 II, A99 II

Features

• Fits Sony A77, A77 II & A99 II Cameras
• Comfortable and secure handling when shooting in the vertical position, including a secondary shutter release button, AF start button, smart teleconverter/focus magnifier, Fn/image rotation button, AEL/slow sync/image index, AF/MF/enlarge button, and exposure compensation buttons, a Multi selector, and a main dial.
• Holds up to 2 NP-FM500H Lithium-ion batteries, effectively doubles the camera's battery life
• Anti-slip rubber gripping and a securely locking battery chamber door
• Internal slot to fit the camera's battery chamber door when the grip is mounted
• Metal strap lug to attach a hand strap to camera
• Tripod screw mount socket
• Vertical Position Shutter Release Button
• Alternate Multi-Function Controller
• Numerous Secondary Control Buttons