Viltrox EF-M1 lens adapter as an accessory replacement for EF/EF-S Series lens to use for M4/3 cameras. It supports auto focus, adjust aperture, VR stabilization functions. It has a USB firmware upgrade port. Features: As an accessory replacement for EF/EF-S series lens. Compatible for M4/3 cameras. Support Auto Focus(AF). Support aperture control. Support VR stabilization function, shoot stabler. Gold-plated pin realize EXIF signal transmission. USB port for further firmware upgrade. Exquisite aluminum alloy construction, copper contact. 1/4" socket for tripod mounting. Camera Compatibility: Suitable for M4/3 cameras such as For Panasonic GH5/GH4/GH3/GH2/GH1/GF9/GF8/GF7/GF6/GF5/GF4/GF3/GF2/GF1/GX85/GX8/GX7/GX1/G7/G6/G3/G2/G1 & etc. For Olympus E-M10/E-M10 II/E-M10 III/E-M5 II/E-M5/E-M1 II/E-M1/E-PL8/E-PL7/E-PL5/E-PL3/E-PL2/E-PL1/PEN-FE-PM2/E-PM1/E-P5/E-P3/E-P1/E-M5 & etc. Specifications: Brand: Viltrox Model: EF-M1 Compatible Lens: For EF/EF-S Series Lens Compatible Camera: For M4/3 Cameras Focus Mode: Auto Focus Firmware Upgrade: USB Port Item Weight: 132g / 4.7oz Package Size: 12 * 9.8 * 6.6cm / 4.7 * 3.9 * 2.6" Package Weight: 262g / 9.2oz Package List: 1 * Lens Adapter with covers 1 * Wrench 1 * User Manual(English/Chinese) Note: Camera and lens are not included.