Three LEDs produce a tight beam with optimum peripheral illumination; Optimized electronics provide regulated intensity; Two ultra-bright blue taillight LEDs make certain you can be seen even in thick smoke; Large, multi-function, push-button switch easy to use with gloved hands; Rechargeable lithium-ion battery, fully recharges in 11 hours with battery status indicator; High impact, super-tough nylon construction; Rubberized cushioned-grip handle designed for easy hand-off; Flat base area allows light to stand on its own for scene lighting; Serialized for positive identification