When you need to dive and take a photo, this housing case cover can help you a lot. Using this waterproof housing case cover that you can dive underwater down to 45 meters to take photos and you will feel the fantastic world of underwater. It only compatible for Xiaomi Yi 2, for Xiaomi Yi 4k sports camera, and suitable for diving, surfing, skiing, yacht or other outdoor activities. What are you waiting for? Just let it be your good assistant. Hope you will enjoy your shooting. Specifications:Housing Case Material: High Transparent Acrylic Color: Black, White (optional)Package Weight: approx. 87gCase Size: approx. 8 x 6.7cm / 3.1 x 2.6 (L x W)Case Thickness: approx. 2.9cm / 1.1Compatible For: For Xiaomi Yi 2, For Xiaomi Yi 4kPackage Included:1 x Underwater housing case with base1 x long screwNot included the camera.Note:1. Please allow 1-3mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please in kind prevail.