... recognized skin care technology: ion, power light, ultrasonic and collection in a portable small fine instrument, use it, ... 465±3nm 12 LED. Diminish inflammation,kill bacterium and propionibacterium acnes, remove acne and scars etc. c. Green Light: Wavelength 525 ... tissue with ultrasonic, accelerate the positive circulation of blood and lymph fluid, promote secretion in skin, obviously relieve wrinkles ...