Product Description:.EF-M adapter is able to adapt EF/EF-M lens to Canon EOS M mirrorless Camera, which allows you to have more purchasing choices of lens..Maintain of Auto Focus (AF) function..Aperture exactly being aligned via the mount adapter..Built in anti-shaking function..More robust and

Product Description:.EF-M adapter is able to adapt EF/EF-M lens to Canon EOS M mirrorless Camera, which allows you to have more purchasing choices of lens..Maintain of Auto Focus (AF) function..Aperture exactly being aligned via the mount adapter..Built in anti-shaking function..More robust and stronger due to zinc alloy core..Great conductivity due to gold-plated pins for the signal transmitting..Body and rear lens caps are included to protect adapter. .1/4 Female thread screw for mounting onto the tripod. Note:The AF is slow when use for prime lens ,manual focus would be better.Specification:.Compatible lens: for Canon EF series lens  .Compatible cameras: Canon EOS M mirrorless Camera.Front mount: for Canon EF mount.Rear mount: for Canon EOS M mount.Tripod screw: 1/4 screw  .Max. diameter and length: 7.2 * 8.4cm / 2.8 * 3.3inPackage List:1 * Lens Mount Adapter 1 * User Manual