The Aputure Battery Grip is a powerful, versatile, and comfortable addition to your camera that extends the battery life of your DSLR camera. At the same, the Battery Grip gives another option for a shutter release button for vertical and portrait photography, and includes special function buttons for more shooting options. The grip has a built-in tripod mounting thread as well. Whatever you get with your original brand’s battery grip, you will get with the Aputure Battery Grip, at a much more attractive price.