Bring added safety and color to your night run with the lightweight and powerful Neutron Fire. The primary LED kicks out a crisp 115 lumen spotlight, while the two side strobes offer RGB Light - red, green, or blue LED's for added visibility. Lightweight, low-profile runners' headlamp 5 lighting modes: low, medium, high, sprint, strobe RGB Light - red, green, & blue LED options for side strobes 115 Lumens LED spotlight Replaceable AAA batteries.