FDA Certification Red light therapy with wavelengths of 660nm and 850nm controlled by professional laboratories can effectively help you reduce wrinkles, alleviate pain, maintain skin health, and restore energy after exercise or physical activity. The 660nm and 850nm can be independently turned on, the 660nm red light is very suitable for facial red light therapy. Red light therapy has been favored by many professional athletes and clinical doctors due to its high efficiency and minimal side effects. More and more people from around the world are learning red light therapy and recommending it to their relatives and friends. Turning on both 660nm and 850nm lights at the same time. Exposure to red light can promote local blood circulation, aid in recovery, reduce tissue swelling, and alleviate discomfort caused by inflammation. The warm effect of red light can relieve pain. Not all red lights have benefits. More than 3000 published studies have shown that 660 nanometers and 850 nanometers have the best biological reactions. 660nm helps with anti-aging. A wavelength of 850 nanometers deep into the human body helps with muscle recovery and joint pain. The unique feature of red light therapy is that it does not require damage to the surface of the skin, but directly penetrates deep healing, allowing cell regeneration to help heal without causing harm to the body.