... , efficiency of hair removal is best10. Wavelength of 808/940nm is the international gold standard in laser hair ... elasticity, dull skin, etc.Laser type: Diode laser 808/940nm expectant continuous Semiconductor laser (equipped with 940nm hand piece ... to choose)Technology parametersLaser wavelength: 808/940nmEnergy Output: 808/940nm handle directly output the laserLight source: ≤400ms ...