Roadvision's super bright BR1 Series marker lamps deliver the durability of maintenance free LED technology, and greater visibility providing improved safety. ROADVISION's BR1/BR2 Series marker lamps produce more light output than incandescent lamps whilst drawing a fraction of the current. Couple this with unbreakable polycarbonate lenses and an extremely tough housing manufactured from high impact ABS, these lamps are water and dust proof, and totally maintenance free, with a lifespan rated at 100,000 hours. With ROADVISION it's FIT and FORGET