What do I need to choose for medical cosmetic LED light beads? What parameters need to focus on?

Hello, medical cosmetic lighting is mainly the wavelength of the chip, there are 360-370NM, 390-410nm, 445-450NM, there are also 600-610NM, there are also 640-660NM, and even more 740-750NM, in addition to the need to pay attention to the brightness of the LED lamp beads, I hope to be able to help you, you understand.