1,Built‑in chip and electronic contact of EF‑EOS M helps achieve anti‑shake, addressing ghosting and blur caused by shake. 2,Gold‑plated copper electronic contact provides enhanced data transmission quality of lens and body quality. 3,Supports EF-EOS camera side control . When adapting for Canon, you can quickly adjust aperture on camera, enhancing accessibility. 4,Built‑in software can record property and shooting data of photo, after installed, it also support checking aperture, shutter and exposure compensation on camera body for Canon. 5,Professional screw‑threaded matte internal face is highly capable of absorbing reflexed light, and tight connect prevents stray and dazzle light. 6,Attachable tripod provides stable experience, and front and rear dust cap makes you free from blot. Item Type: EF-EOS M Lens Adapter Material: Aluminum Alloy Color: Black Compatible Lens: For Canon EF or EF-S Bayonet Lens Compatible Camera: For EOS M Bayonet Camera, i.e. M6II or M10 Focus Mode: Auto Tripod Slot: 1 x CU1 or 4"(Detachable) Max Diameter and Length:Approx. 67.5x31mm or 2.6x1.2in 1 x Adapter Ring 2 x Lens Cap 1 x Storage Bag 1 x Instruction Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.