1939 Series instruments combine the high end style of instruments from the era with modern backlit technology. Black and white graphics, glowing red pointer with center detail, domed lenses and hand polished stainless bezels. For the discerning builder with an eye for detail who wants all of the features of a modern gauge. LED backlit dials are extremely easy to view at night. 1939 Series instruments are not only beautiful, Instruments feature hard-shock case and spin-on back clamp, with waterproof up to 35 PSI from the front, water-resistant from the rear for a durable product that will not let you down, even in the harshest of environments. hand built right here in Detroit with a 5-year warranty.