Cream Blue Pro is an upgraded version of Cream Blue. Major Changes: 5-Pin switches (better stability) Dustproof stem (better stability) Upgrade silver contact to palladium gold Upgrade phosphor copper to alloy copper Lubed rail to reduce friction Overall it should bring a more consistent typing experience. Akko V3 Cream Blue Pro Type: Tactile Operating Force: 45gf ± 10gf Total Travel: 3.3mm Pre Travel: 2.2 ± 0.5mm Tactile Position:0.1mm Tactile Force: 55gf ± 10gf