【Universal Compatibility】Fits 99.99% of smartphone models, accommodating screen sizes from 5.4 to 6.9 inches for widespread use. 【Crystal Clear Viewing】High-transparency glass ensures unobstructed views and true color reproduction for stunning underwater photography. 【Professional Waterproofing】IP68-rated waterproof protection up to 20 meters deep, certified to keep your phone dry and secure. 【Color Correction App】Free app with one-click color compensation feature to enhance underwater photos affected by color loss. 【Bluetooth-Compatible Connectivity】Stable underwater control via direct Bluetooth-Compatible connection for seamless operation. 【Intuitive Controls】Five-button design based on DSLR camera logic allows for easy single-finger blind operation underwater. 【Ergonomic Design】Integrated waterproof case with DSLR-like grip for stability, easy handling, and quick installation/removal. 【Anti-Fog System】Simple-to-use vacuum anti-fog system prevents lens fogging for clear shots in any condition. Specifications: Compatibility: Smartphones with 5.4 to 6.9-inch screens Waterproof Rating: IP68 (up to 20 meters depth) Material: High-transparency glass front