VG-XT3 Vertical Grip enhances handling for horizontal and vertical shooting. It holds an additional two batteries, bringing the total number of batteries to three, to increase the maximum number of frames to approx. 1,100 (Normal mode). The grip seamlessly switches between batteries while continuous shooting or video recording. Using the AC adapter supplied (AC-9VS), you can fully charge the two batteries in the grip in approx. 2 hours.