I am not a camera expert, and we do not have film to test, but here is what I observed: The shutter works, as well as the timer Film knobs and other knobs all seem to turn ok. Selling as is as you see it, zoom in on all picts Buyer to assume it needs any standard maintenance,lubrication,cleaning or tune up that an older camera may need. However if there is some major issue please reach out to us and we will make it right. 100 percent of profits from this item (from my dads' collection) go to support his ongoing health care.