Feature:1. Replacement for Canon EF/EF-S series lenses.2. Replacement for X-mount mirrorless cameras.3. Built with electronic contacts, support auto focus, adjust aperture, and EXIF signal transmission.4. The adapter mount is made of metal with surface plating treatment, very durable and stable.5. Support firmware upgrade via USB port.Specification:Viltrox EF-FX1 mount adapter is replacement for Canon EF/EF-S series lens to be perfectly mounted on Fuji X-mount mirrorless cameras. Built-with electronic contacts, it supports auto focus. The adapter mount is made of metal with surface plating treatment, so it is very durable and sturdy. Firmware can be upgraded by a USB port.Features:Replacement for Canon EF/EF-S series lenses.Replacement for Fuji X-mount mirrorless cameras.Built with electronic contacts, support auto focus, adjust aperture, and EXIF signal transmission.The adapter mount is made of metal with surface plating treatment, very durable and stable.Support firmware upgrade via USB port.Specification:Brand: ViltroxModel: EF-FX1Compatible Lens: Replacement for Canon EF/EF-S Series LensesCompatible Camera: Replacement for Fuji X-mount MirrorlessFocus Mode: Auto FocusTripod Socket: 1/4"Firmware Upgrade: USB Upgrade PortDiameter & Length: 67 * 31mmItem Weight: 161g / 5.7ozPackage Size: 12 * 10 * 6.5cm / 4.7 * 4 * 2.6inchPackage Weight: 283g / 10ozPackage List:1 * Lens Adapter1 * User Manual(English/Chinese)Note:Camera and lens are not included.Package List:1 * Lens Adapter1 * User Manual(English/Chinese)Note:Camera and lens are not included.