1. permanent hair removal 2. painless 3. 810 diode laser 4. CE Application: permanent ... 5 nmEnergy density1 J/cm2-120J/cm2Spot size12×20mm2 Frequency1,2,3,10System Voltage220V50HZ/110V60HZDimension after package45×65×100cmNet weight55KgGross ... Semiconductor refrigeration cooling, closed loop force strong temperature water cooing system, make sure long time continuous work, The water flow sensor ...