ReGlow 4-in-1 LED Light Therapy Mask. Features: 4 LEDs, 4 power: Faster, visible results. 360 mirror tech: Even, full-face coverage. Clearer skin in 2 weeks: Fewer breakouts. Smoother skin in 4 weeks: Fewer lines, firmer feel. Clinically tested & FDA-cleared: Safe, effective, and backed by science. Benefits: Firm Mode uses red and infrared lights to help stimulate collagen to plump skin and reduce wrinkles. Rejuvenate Mode uses yellow and red lights to strengthen the skin barrier for a calmer and more even complexion. Clear Mode uses blue, red and infrared light to help target acne-causing bacteria, soothe irritation and control breakouts. Glow Mode uses yellow, red and infrared light to help brighten blemishes and dullness for a more radiant tone. :