SOLAS approved traditional bulb type lifebuoy light that meets all YA regulations. Operates via a mercury switch and shows a continuous bright white light when floating upright in the water.
Must be stored upside down - light activates automatically when facing UP in the water. Includes dual “O” ring lens seals and requires four “D” cell alkaline batteries (not included) to operate the light.
Use ONLY Alkaline batteries Duracell or Energiser type. Do NOT use standard type “D” cell batteries. Fully approved for use on commercial vessels or pleasure craft.