Rigid Industries 22001 Blue 20" Radiance Backlight Light Bar Blue Back-lighting, Two Rigid branding plates, & dedicated wire to run back-lighting without primary LEDs E-Series Construction & Durability, High-grade aluminum alloy housing & heat sink with Black powder-coated stainless steel mounting brackets & assembly hardware High impact polycarbonate lens, black exposed printed circuit board, gore adhesive vent MIL-STD-810G Vibration, IP68 and ASTM-G154 UV tested Designed, engineered and assembled in USA