1.0MM Plastic Optic Fiber For Fibre Lighting Model: D1000 PMMA fiber is offered here on a spool as an individual strand without a protective PVC jacket. This is the most economical way to purchase fiber optic tube light. The most common use for individual spools are for EndPoint applications such as starfield ceilings, endpoints signs and displays. Features: Material:PMMA fiber Powered by LED fiber optic illuminator Low heating and low attenuation Flexible transmission of light 1 year manufacture's warranty for outdoor fiber optic cable light 2 year manufacture's warranty for indoor Fiber Optic Decorations