Easy to install accessory panels include a 15A circuit breaker switch and pre-wired harness. Panels offer customizable 12V charging and monitoring options. Pre-wired harness included in all panels for easy installation Silicon breaker boots and gasket protects against water ingress Illuminated Carling Technologies 15A circuit breaker switch allows the ability to shut off panel preventing parasitic draw Polycarbonate/ABS panel face is UV-stabilized, flame retardant, and will not corrode 12V DC only