CO2 Fractional Laser with RF tube ,more stable,more effective,scanning deep and less hurt ,wrinkle removal The Advantage of the RF Tube Fractional laserRF Laser generator is more stable than traditional glass tube ,it is dot need serviceWith the RF laser Tube,the scanning depth can reach the derma layer,to accelerate the collagen regrowthRF Laser Tube makes the scanning dot much thinner and less ...