... for you, thanks!! ~~(1) Product Name (UV LED Spot/Line/Area curing system)(2) Wavelength (nm) (3) Irradiation head's quantity (1-4PCS ... , 280, 285, 290, 295 nmNear UV: 300, 305, 310, 315, 325, 335, 345, 355, 365, 375, 385, 395, 405, 415 nmVisible light: 420 ... , vitiligo treatment, Bio-pharmaceutical applications, In drug production and research High Power UV LED Spot Light Curing Machine