PENTAX MV1 SMC PENTAX-M ZOOM F2.8-4 4-80mm Shutter ASA dial Shutter speed change (accuracy unknown) Timer Film advance and rewind Yellow, orange, and red lamp changes in the viewfinder when the shutter button is half-pressed in AUTO mode Lens The above operations have been confirmed. In the 16th photo, there is something like this on the lens. The view from the viewfinder is clear, but there is some dust and debris. There is some dust and debris on the lens. There appears to be a protective film on the bottom. This item has been stored at home. Please refrain from purchasing if you are sensitive to used items or concerned about minor details.