Speedcams dangerous zone for France, speedcams aren't given with précision, just with approximation.
I think this database is good for you, see picture post 13 before last file 04/02/2015 where Italy showing "radars" (speedcams).
Picture from original database EU PSA show Italy with Speedcams.
Tell us if is right when you see a speedcam with your car !
Sky blue : dangerous zone Dark blue : Speedcams Grey : no files