For all AutoMeter pedestal tachometers and some in-dash tachometers. Does not work with Digital and LED Lit gauges (i.e. Cobalt, C2, ES, GS, Elite, Factory Match, NV, Phantom II, Sport-Comp II, Ultra-Lite II). Replacement LED bulbs for Tachometers using the small twist-in light on the front control panel or shield. Product Features:Replacement LED bulb for tachometers using the small twist-in light (#3219) on the front shieldReplaces 86 style wedge base bulbs onlyDoes not work with Digital and LED lit gauges (i.e. Cobalt, C2 ES, GS, NV, American Muscle, Sport Comp II, etc.)2 Lumen OutputCurrent Draw: 0.02 AmpsAverage bulb life expectancy: 100,000 Hours