Features:For F Mount Lens: The mount adapter is designed for compatible with Nikon F mount series lenses to MFT M4/3 cameras.AF & MF Switchable: Quick and smooth auto focus ensures premium experience in photography. Focus mode can be changed to manual focus via switch.EXIF Signal Transmission: Metal contacts provide high conductivity, information like shutter, aperture and ISO can be monitored via camera screen.Support Lens VR: Mount adapter supports lens VR technology, effectively reduce vague or ghost due to vibration caused by active shooting or handheld shaking.USB Firmware Upgrade: Built-in firmware upgrade jack for upgrading newly model cameras and lenses, for wider compatibility.