... SPL Almighty softlaser machine adopts pulse light with special wide-spectrum, exothermic light-pipe with wave band 400nm ... & purple light400nm-1200nm,longest, has blue & purple light easily obsorbed by melaninEnergyStrongest, makes cutis attrited, has releative ... than laser, but also exists certain dangerNo abrasion, light energy nertral, easy control on heat energy, safestOperationalpeopleDoctor ...