EVORAY uses the red light of wavelength 660nm, it is officially authorized by MFDS as apparatus for treatment of rhinitis. (License No. 14-1385). EVORAY provides an excellent treatment effect by applying its own specialized optical technology and a differentiated structure. 1. Fast response to treatment by a light guide of a 0.3cm diameter that delivers light for treatment to a deep diseased area. 2. Treatment of nose and ear simultaneously with