The adapter is equipped with a focus mode switch, two focus modes can be switched quickly, the focus speed is fast, the focus success rate is high.USB firmware upgrade technology, upgrade compatible with new cameras and new lenses on the market. Ultra-fast focusing speed, AF autofocus, providing fast and accurate detection of focusing direction and target. Suitable for use on the Sony E-mount camera body, you can transfer EF/EF-S lens group to your Sony E-mount camera body.Gold-plated electronic contacts, using high-precision injection molding technology to ensure efficient signal conductivity and corrosion resistance. This allows the camera and lens to maintain reliable communication, achieving autofocus, aperture control, EXIF information transmission, lens anti-shake, and other functions.Please Note: Does not autofocus on video

Key features:

• Equipped with focus mode switch
• USB firmware upgrade technology
• Gold-plated electronic contacts
• Lens anti-shake
• Aperture control
• Ultra-fast focusing speed
• High-precision injection molding technology