2-1/2 inch round Speedometer with Tachometer , odometer, trip odometer, and indicator lights for right and left turns, oil, neutral, engine, and hi-beam. Super bright LEDs for daytime readability, with a light sensor for auto dimming at night.  Also features electro-luminescent backlighting to glow the axe design at night.  Fits between risers on 1 inch handlebars. Yellow axe design.