Tanabe Revel VLS OLED Gauges Wideband UEGO Air / Fuel Ratio GaugeMaximum comfort is attained by the use of an OLED (Organic Light Emitting Diode) numerical display. When compared to a traditional LCD display, the OLED display provides sharper contrast resulting in a deeper black for a crisp, clear image that is easier to read at a glance. The technology also allows for undistorted viewing angles approaching 170 degrees. The OLED display also does not require a backlight to be clearly visible at night, which gives