There are multiple models in the Fluxel series, and "Fluxel 2" is the previous model of the Fluxel 3 Dual. In Japan, it is generally called Fraxel 2 and Fraxel 3 Dual, but Fraxel 2 is the official name of Fraxel Restore, and Fraxel 3 Dual is the official name of Fraxel Restore Dual.