. Features: Using low-intensity laser irradiation, painless, non-invasive, no side effects, fast and effective The instrument does not contain drugs and chemical components. Laser therapy fundamentally enhances detoxification and immunity It is a home portable instrument provides additional laser head sheath to make the treatment cleaner and healthier Power: 9v battery (batteries not included) Suitable for: Drug-induced rhinitis, allergies Chronic rhinitis, acute or chronic rhinitis, dry rhinitis, nasal congestion, sneezing, dizziness, headache, blurred vision, hearing loss, memory loss, depression symptoms caused by various rhinitis patients such as rhinitis and sinusitis can still be cured after long-term medication. I have used a variety of treatment methods for drug tolerance, but still have repeated attacks, and I have lost confidence in treating patients. Laser rhinitis treatment device is a semiconductor laser treatment device developed based on modern medicine and clinical practice. The low visible laser intensity of 12 Mw is used to irradiate the nasal cavity to activate blood physiology. Specifications: Model: GD02-B Laser Infrared Sinusitis Treatment Apparatus How to Use: Bionase is very easy to use. Treatment time is approximately 15 minutes/day. Once symptoms are relieved, reduce treatment days and use as needed. No need to close Bionase. The device switches off automatically at the end of treatment. Package Contents: 1 X Main Unit 1 X Laser Line.Size: 6.5*9*2.5cm