Features: EF-FX II lens mount adapter allows EF/EF-S series lenses to be perfectly mounted on X-mount mirrorless cameras. Supports fast auto focus function and EXIF information transmission(such as aperture, ISO, shutter). Supports lens anti-shake function, which can effectively eliminate the image ghosting and blurring caused by dynamic photography. Aluminum alloy material, stable, precise and durable construction; gold-plated electronic contacts for great conductivity. With a removable tripod mount, the lens mount adapter can be installed to tripod for more stable usage via the bottom 1/4 inch screw hole. Specifications: Material: Aluminum Alloy Compatible Lens: EF/EF-S series lenses Compatible Camera: X-mount mirrorless cameras Item Size: 7 * 8.2 * 3.2cm/ 2.8 * 3.2 * 1.3in Item Weight: 135g/ 4.8oz Note: The micro USB interface is only for factory testing. Package List: 1 * Lens Mount Adapter 1 * Users Manual(English)