Features: The lens mount adapter is designed for Canon EF/EF-S Series lens to Fujifilm FX-Mount cameras. Built-in USB port for compatibility upgrade, can be linked to your computers to get the the latest adaptive version. With gold-plating contacting pins, support IS image stabilization function. By adapter mounting it can achieve functions of EXIF signal transmission, AF(auto focus) and adjustable aperture,etc. All aluminum alloy casting, durable and sturdy; With a detachable 1/4 inch tripod foot, easy to install and remove. Specifications: Brand: Commlite Model: CM-EF-FX Color: Black Material: Aluminium Alloy Compatible Lenses: Canon EF/EF-S Series Lens Compatible Cameras: Fujifilm FX-Mount Camera Focus Mode: Auto Focus Firmware Upgrade: USB Upgrade Port Camera-Mount Outer Diameter: 63mm Lens-Mount Outer Diameter: 68.5mm Length: 31mm Item Weight: 148g / 5.2oz Package Size: 11.5 * 9.7 * 6.3cm / 4.5 * 3.8 * 2.5in Package Weight: 245g / 8.6oz Package List: 1 * Lens Mount Adapter Ring 1 * Camera-Mount Lens Cap(installed on the adapter ring) 1 * Lens-Mount Lens Cap(installed on the adapter ring) 1 * User's Manual(Chinese & English) Note: Cameras and lens showed in the pictures are not included. For specific compatible lens models, please enter our official website to view the compatibility form. For specific compatible camera models, please enter our official website to view the compatibility form.