Replacement LED bulb for tachometers using the small twist-in light (#3219) on the front" shield". Replaces 86 style wedge base bulbs only. Does not work with Digital &. LED lit gauges (i.e. Cobalt C2 ES GS NV American Muscle Sport Comp II etc.). 0.5 Lumen Output. Current Draw: 0.02 Amps. Average bulb life expectancy: 100 000 Hours