... TUNNEL is developed by the company and can use far infrared ray, near infrared ray, color light, music, electric-pulse to stimulate ... of skin, blood circulation, nerve tissue ect.(A) Yellow: yellow magnetic wave can stimulate verve and peptic, accelerate detoxifcation function of ... very short, it can calm down and slack nerve tension, insomnia, hypertension and muscle nerve, at the same time, it also ...