Each color has its effect, it can meet your various beauty needs, you can thoroughly treat the skin to recover the youthful appearance.
Red Light: 640nm (Red Weavelength) .Blue Light: 423nm (Purple Weavelength).Yellow Light: 583nm (Yellow Weavelength).Infrared Light:810nm.(Light spot is Invisible).
Health and Safe - Natural beauty machine Uses LED light therapy to accelerate skin circulation for a-nti-aging, without side effects, healthy and safe, easy to use, non-risk of burning, comfortable and painless.