1. Advanced waterproofing: You can take the GoPro Max action camera to a depth of 45 meters underwater. 2. Touchscreen back cover: You can operate the camera without taking it out, providing more convenience for your underwater photography. 3. Double - lock design: Prevents accidental opening and provides safer protection during diving. 4. More protection: Equipped with a lens cap to avoid scratching the waterproof case. 5. Easy to install: It has a simple design and a compact structure, making it easy to install. 6. Warm reminder: The package does not include the camera. 7. Color: Transparent 8. Material: ABS 9. There may be certain differences between different production batches from the factory, but it does not affect the product's use. 10. Package contents: 1 diving shell protective case. Only the above - mentioned package contents are included, and other products are not included. 11. Precautions: Due to different shooting light and monitors, the color of the items in the picture may be slightly different from the actual object. The measurement error is allowed to be within plus or minus 1 - 3 centimeters.