The COZING 650nm semiconductor laser therapy watch is designed to help manage hypertension and diabetes naturally. Using low-level laser therapy (LLLT), the device emits a 650nm red light that penetrates the skin and promotes blood circulation, reduces blood viscosity, and supports cellular repair. The watch-style design is lightweight and comfortable for all-day wear. It comes with a nasal probe for rhinitis relief and an ear probe for tinnitus support. USB rechargeable, portable, and ideal for home use. This non-invasive, drug-free solution is suitable for daily health maintenance.