Used in good condition. I can meet on campus and let you try it on your Canon camera that takes EF or EF-S lenses

Product description
https://www.bhphotovideo.com/c/product/967344-REG/sigma_18_35mm_f1_8_dc_hsm.html

I will also include the Sigma USB Dock for Canon EF-Mount Lenses
https://www.bhphotovideo.com/c/product/909813-REG/Sigma_USB_Dock.html

picture is from B&H product page, I don't have any photos of my lens at the moment. I can take pictures of it and send if you request.