... .OEM, ODM Hot selling in America! Newest high quality diode laser hair removal machine Working TheoryLasers and light sources use the principle ... ?1. The semiconductor laser is made in Germany,hight quality;2. Touch screen,sapphire crystal,integration skin cooler,human- ... laser headCrystal temperature0-4°CLCD screen8.0 inch 24 color multi color touch screen Power requirementAC220V±10%,50Hz, AC110V±10%, ...