... and no need professional trainings. 2)Treatment range:1. Red Light at 640 nm:Increases collagen ... 7.Comfortable, painless, non-invasive and no downtime;8.Stable and continuous work, no any other special ... system, Laser for hair removal,Laser for tattoo removal, Laser for body slimming, Radio Frequency system, E-Light .Ultraosnic cavitation system ,Cryolipolysis system and Co2 Fractional laser system ...