The PENTAX MZ-3 is a film SLR camera that allows for exposure compensation and ISO settings. - Brand: PENTAX - Model Name: MZ-3 - Setting Dials: Exposure compensation, shutter speed, ISO setting - Functions: Date setting, adjustment buttons PENTAX Film SLR MZ-3 Body Power and operation have not been confirmed. As I am not familiar with cameras, please understand that this is a junk item. Please check the images and understand that this vintage item is non-refundable and non-returnable. Thank you for viewing.