Designed in California - Manufactured to the highest of quality standards. Featuring universal "Plug & Play" design. Easy to install with no prior solar experience. Semi-Flexible but NOT Bendable, bendable panels can crack the fragile solar cells. Included are detailed instructions and support hotline. DuraVolts are fully weatherproof and are ideal for boating and camping. They are light weight and feature proprietary "non-glass construction". DuraVolt panels are designed to provide reliable solar power for rugged marine and other outdoor applications. ---- CONSTRUCTION: An unbreakable plastic film surface with semi-flexible aluminum backing make these panels ideal for mounting on flat or gently curved surfaces. Crystalline cells have the industry's highest conversion efficiency, providing maximum power while taking up less space. ---- INSTALLATION: Each panel has 4 mounting holes for easy mounting. Outdoor rated power cable that connects directly to your battery through the factory installed fused cigarette lighter plug. Power cable is 10 feet long. ---- INCLUDED EXTRAS: FREE tech support, battery clip adapter and battery ring terminal harness. We guarantee 100% customer satisfaction. Try the DuraVolt and if it does not meet your expectations for any reason contact us for a full refund. Please contact us if you need assistance choosing the correct Model. NOTE: User field modifications such as cutting cable or removing fused cigarette lighter plug will not void 2 year warrantee. Low-profile & light design.