The lifebuoy light is a product used in conjunction with the lifebuoy to indicate the location of the rescuer in a harsh wading environment for rescue. Provide light for the drowning staff and save hope. In strict accordance with the standard SOLAS 1974/and its amendments, the CCS of the China Shipping Society and the EC Certificate of the European Union Classification Society were obtained. Adopting LED light source, it has the characteristics of strong illumination and long time. The water switch is used to avoid the product starting without cause.