Q-switch nd yag laser 1.Tattoo removal, hair removal 2. ... , acne rosacea, hemangioma, spider-shaped telangiectasia blood vessel Advantages:1. Q Switched ND: YAG lasercrystal rods with more powerful pulse energy ... -16nsFrequency 1-6HzSpot diameter1-6mmOutput power450WPower supply AC 110V± 10% 60HzAC 220V±10% 50HzIf any questions, please contact JaneLiu. It is our ...