... IPL Radio Frequency SPE421.Upgated version with 7 Insertable Sapphire Filters! Easy to Change! Wider Filter Range from 430nm, 480nm, 530nm, 560nm, 580nm, 640nm ... flecks, epidermis flecks, whiten and vascular Release IPL and RF at the same time ,For ... power is much less than that in IPL so under the condition of not hurting ... ,690nm for your choicesEnergy 0-50J/cm2(IPL) 0-50J/cm2(RF)Pulse width 0 ...