Feature●12V t5 37 74 glass halogen lamps.Long-lasting Life - 50000 working hours●Cross Reference:T5 17,18,27,37 ,57,58,70,73, 74, 79,85, 86,206,207,286,306,2721.●Application: Replace the light with T5 base, such as instrument Panel indicators, Speedometer, Tachometer,Gauge Cluster, Check Engine indicator, Highbeam indicator, Shifter Lights,etc(please note your original bulb size for your instrument light)●Universal to all of the cars as long if only the size fits.Common use for Car, Truck, Motorcycle, Scooter, Trailer, RV, Boat, Marine, ect.●Please NOTE: If the LED does not light up, simply Rotating it 180 degrees (reverse the polarity)Description