Only compatible with GoPro Hero 11 Hero 10 Hero 9 Black action sport camera. ( Improvement one,attach one side door for opening charge port,the battery would not loose any more. improvement two,some products had perforated on bottom that correspond to the recording holes. ). The top hot shoe support to clip the original flash light or external screen, extendable and adjustable could bring you a multi-angled shooting possible. With small hole opening on two side of frame for handy to insert camera cables and change model. The screen of window part become bigger, in order to player click the screen more sensitive and easier . Skylight top opening design, it mean take out and loading more conveniently when you cooperated with other accessories.