The 105XBRM series led visual signals are heavy duty, reliable, UL, cUL (general utility) (misc. Device/control unit accessory) beacons. The 105XBRM series features a UL listed type 4X enclosure and is UL listed for marine use. These signals are designed for use in industrial applications or in applications where a type 4X enclosure is required. The 105XBRM led series come in a steady-on mode, and can easily be set to a 65 fpm flashing mode. The base is manufactured from glass reinforced thermoplastic polyester resin and the double fresnel lens is made of Shatter-resistant polycarbonate.