Multi-power Vertical Battery Grip designed for Sony Alpha ILCE-6600 A6600 mirrorless camera with vertical-grip shutter button. Provides improved flexibility, stability and doubles battery capacity using one or two NP-FZ100 rechargeable Li-ion battery (Not Included), effectively extending shooting time. Includes strap slot, 1/4" screw hole, and shutter cable for connection to camera. Dimensions: Approx.121.8x65.7x61mm, Weight: Approx. 196g (without NP-FZ100 battery and battery holder)