Manage your cholesterol and high blood lipids effectively with the COZING 11-hole 650nm semiconductor laser wrist watch. The 11 laser irradiation holes cover a larger area of your wrist, delivering consistent red light therapy to help lower blood fat and improve lipid metabolism. Low-level laser technology stimulates blood vessel dilation and reduces oxidative stress. Wear it for 2030 minutes daily for best results. Rechargeable battery ensures long-lasting performance. A perfect home care device for those concerned about hyperlipidemia and cardiovascular health.