The Cyalume 15-Inch ChemLight Baton is an ideal portable light source when near oil, gas, or other potentially combustible materials. This Baton is made in the USA, is waterproof, non-toxic, flame resistant, and comes with 2 end rings. Each light is 15 inches and is ideal for use in tight areas such as car engines, hazard markers, building searches, and refuel/rearm sites.