https://squareblogs.net/mother....teller55/10-top-mobi
The Pokemon Upgrade Item - A Special Evolution Item That Helps Trainers Evolve Certain Pokemon Into More Powerful Forms The upgrade item is a special item for evolution that allows trainers to transform certain Pokemon into stronger forms. It is produced by a company called Silph Co. This unique item is extremely rare, but players can obtain it by spinning Photo Discs at PokeStops and Gyms. It is a tracker of upgrades that limit the extent to which an item can be upgraded. Upgrade components Upgrade components c