... 3) 2 BIO waves 4) LCD screen led light therapy IntroductionPhototherapy has long history, the ancient Greek, ancient ... it restores the youth and health by intense pulsed light (IPL). The photon skin rejuvenation is a kind ... lot of lights of different wave-lengths, there are infrared light, visible light (imply red, orange, yellow, green, black, orchid ... to contact us for more details. led light therapy