The Canon BG-E21 Battery Grip is specifically designed for the EOS 6D Mark II, providing a comfortable grip, and controls that allows you to utilise the camera in a vertical and horizontal position. When attaching the Canon BG-E21 Battery Grip to your camera youll be able to insert up to two LP-E6/LP-E6N Batteries that will extend your shooting time. In addition, the battery grip features a durable construction, making it dust and water resistant; and also features a camera alignment pin hole which is suitable with specific video heads and quick release plates.