KTS® Cold Laser Therapy Watch (1.0)[Watch type cold laser therapy device] Our watch is safe and non invasive, using 650nm low intensity red light, which can effectively reduce high blood pressure, high blood sugar and high blood lipids. The invisible 808nm laser can penetrate deep into the skin and effectively relieve deep pain. Intelligent ControlIntelligent timing and power settings, two usage modes watch, nasal head. Watch mode hand acupoints; nasal mode suitable for rhinitis