ERGONOMIC DESIGN FOR NECK HANGING - The tinnitus device is designed to conform to the neck curve, which is stable and leaves hands free. The lightweight design does not affect daily activities. You can wear it comfortably and feel the red light radiation at any time Soothes the ears: Red Light Therapy emits red light with a wavelength of 650 nm, which can penetrate the capillary layer of the ear canal and act on blood circulation to promote blood circulation. Relieve tinnitus at the same time, reduce inflammation and improve sleep quality through photobiostimulation Multi-level gear adjustment: the Tinnitus infrared earplugs have three gears. When the earplugs are turned on, the second gear is set to fast laser flashing by default. In the first gear, the laser flashes slowly and continuously in the third gear. The comfort can be flexibly adjusted FULLY COMPATIBLE ACCESSORY SET: The infrared earplugs are equipped with 3 pairs of silicone earplugs (S/M/L) and silicone nose covers. By replacing accessories, it can support the irradiation of the ear canal and the treatment of the nasal cavity at the same time to meet the needs of different users Easy to use: use for 15 minutes daily to feel the positive effect. The portability of the red light nose makes it easier to integrate the treatment into your everyday life