Each LED Festoon bulb equips with 9 High Power 5050 (3-emitter) SMD LED light chip
Emit ultra Blue color light, long lasting life
Easy Plug & Play installation; Quick instant Start-Up time
It works at ~12V
***Please try to reverse the polarity of the LED light if you found that the LED light is not working properly after installation
Cross Reference for this ~42mm Festoon bulb:
560 569 578 211-2 212-2 214-2 DE3425