The Battery Handle has a built-in 950mAh battery, which can increase the operating time by approximately 62% when connected to Osmo Pocket 3. It supports hot swapping and comes with 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. The 1/4″ thread at the bottom can connect accessories like tripods, delivering an enhanced user experience.