You will discover a camera's shutter count during the EXIF knowledge of its photos –take a photograph and then upload it to some internet site like Myshuttercount or, for broader compatibility, an application like ShutterCount. What this means is cleaner visuals with a lot less sounds even at significant ISOs; https://freshbookmarking.com/story18500021/5-easy-facts-about-pre-owned-cameras-described