About Product:1. Fully compatible with DJI Osmo Action 3 camera.2. Durable and usable, anti-surf pressure will not damage its photographic effect.3. Come with one standard screw, easy and convenient to install and use.4. Protecting the tightness of the shell, not only better waterproof, but also more effective to prevent small dust into the camera.5. Add cold shoes bases on top and at side, which can connect light lamp, microphone and other auxiliary shooting accessories.6. 40 meters full body underwater waterproof design, ideal for diving, snorkeling, swimming and other water sport activities.