The Coast blue FL14 (37Lm) features two white LEDs as well as a red LED which offers constant on and flashing modes. The red light can be used when user wants to preserve night vision and the flashing red light is for attention in an emergency. Coast is praised all over the world for its excellent price-quality ratio. Unprecedented performance and a 5-year warranty are the foundation of the success of this American brand that has existed for more than 100 years.