This Sigma APO EX DG Macro HSM 70-200mm f2.8 Canon EF lens is a top-quality zoom lens for Canon cameras. It offers an impressive maximum aperture of f2.8 and a versatile focal length of 70-200mm, making it a great choice for a wide range of photography styles. The lens is designed to provide both auto and manual focus options for precise control, and is built with high-quality materials to ensure it can withstand frequent use.

The lens is part of the Sigma EX series and is compatible with Canon EF mounts. It is in great working order and has been well maintained. With its fast aperture and excellent optical performance, this lens is a must-have for any photographer looking to take their skills to the next level.