Wide Application: the dash lights can be replaced with most T5 and T10 lights, compatible with 17 18 37 70 73 74 79 85 86 2721 PC74 PC37 PC118 882 sizes and T10 T15 194 168 158 W5W and more; Please check the socket size carefully before ordering Stable Performance: the dash lights use high brightness LED chip and reliable circuit board, not easy to delay or flicker, having good cooling effect, low temperature, low power consumption, can be stable light, suitable to use for a long time Easy to Install: the dash light is plug and play, just place it in the slot in the dashboard, rotate the socket, if the LED does not light, rotate it 180 degrees, reverse the polarity and reinstall it, saving you time and effort Practical Functions: the dash lights are practical, suitable for automobile instrument panel indicator, speedometer, odometer and tachometer, also appropriate for map lights, overhead lights, license lights, trunk lights and more Colour:Photo Color Material:Plastic Package Contents: 20x T5 lamps with lamp holders 20x T10 lamps with lamp holders Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.