SCL cylindrical warning lights are medium-sized warning lights with a UV- and impact-resistant polycarbonate housing. They are reliable in harsh environmental conditions and offer fixed or selectable flash modes, with a variety of LED counts and colors. The Fresnel lens on the outer lens produces a powerful warning light. The SCL cylindrical warning light offers fixed, uniform flash modes or selectable flash modes. When multiple SCL cylindrical warning lights are mounted next to each other and connected via a synchronous connection, they can flash synchronously as a single unit.