The Hooga 4-1 Light Therapy handheld device provides 4 skin rejuvenation colors all at once. Each color of light shows beneficial effects on different skin conditions and overall health.Red (660nm) and NIR (850nm) help to stimulate skin cells to excrete collagen to firm and smooth your complexion. The Blue (415 nm) helps to calm and tighten skin and is good for sensitive skin. The Yellow (590 nm) helps to fade dark spots, blemishes, and freckles.
