The battery grip has a built-in 950 mAh battery that can extend the operating time by approx. 62% when connected to Osmo Pocket 3. It supports hot swapping and has a USB-C port on the back that can be used to connect external audio devices such as digital wired headphones, wired microphones or wireless microphone receivers. Accessories such as tripods can be connected via the 1/4-inch thread on the bottom, providing an enhanced user experience.