Feature:1. Lens mount adapter ring Replacement for Canon EF/EF-S lens to Sony E-mount camera.2. Super high speed auto focus function, and built-in IS stabilization function, convenient to use and anti-shake.3. Supports 2 focus modes: Phase Detection AF(PDAF) \u0026 Contrast Detection AF(CDAF), one button switch.4. EXIF information transmitting; electronic aperture control.5. Gold-plated contact pins for great conductivity; CNC processing with aluminum alloy made.Specification:Features:Lens mount adapter ring Replacement for Canon EF/EF-S lens to Sony E-mount camera.Super high speed auto focus function, and built-in IS stabilization function, convenient to use and anti-shake.Supports 2 focus modes: Phase Detection AF(PDAF) & Contrast Detection AF(CDAF), one button switch.EXIF information transmitting; electronic aperture control.Gold-plated contact pins for great conductivity; CNC processing with aluminum alloy made.Specifications:Compatible Lenses: for Canon EF/EF-S series lensCompatible Cameras: for Sony E-mount CamerasFocus Mode: Auto FocusFirmware Upgrade: USB upgrade portItem Size: 6.9 * 3cm/ 2.72 * 1.18inPackage Size: 11 * 10 * 6.5cm/ 4.3 * 3.9 * 2.6inPackage Weight: 380g/ 13.4ozPackage List:1 * Lens Mount Adapter2 * Caps1 * PouchPackage List:1 * Lens Mount Adapter2 * Caps1 * Pouch