1. Wide Compatibility: Suitable for Canon EF and EFS lenses, suitable for Canon EOS R, EOS RP, EOS R3, EOS R5, EOS R6, EOS R6II, EOS R7, EOS R8, EOS R10, EOS R5C, EOS R50 and many other cameras. 2. Autofocus: The lens adapter for canon EFEOS R supports autofocus, dualcore focus with fast speed and high accuracy, efficient tracking, flexible locking, especially suitable for fastmoving subjects, helping you easily capture every wonderful moment. 3. Electronic Metal Contacts: Lens mount adapter has electronic metal s and adopts a goldplated PIN design to ensure stable signal transmission between the lens and the camera, whether it is autofocus, aperture control, or other lens data, it can be accurately transmitted. 4. IS Function: Auto focus lens mount adapter has a builtin image stabilizer, which effectively eliminates the image ghosting and image blur problems caused by shaking during motion shooting, helping you reduce shaking when shooting and ensure stable pictures.