VANSSI Xenon White W5W 501 6-SMD 168 194 2825 T10 LED Bulbs For License Plate Lights, Trunk Lights, Interior Map/Dome Lights (Pack of 5) Color:6000K White,Voltage:DC12V. Size:0.45" in diameter,1" in length.replace the stock 168 194 501 2825 2827 or W5W bulb. This item isn't can-bus design,it is polar sensitive, so in case the bulb won't light up, please flip it 180 degrees. IMPORTANT!Recommend usage:Number Plate Lights, Trunk lights, Interior Map/Dome Lights.Remind:Don't recommend use for parking light(near the high beam headlight).it will decrease the life span due to the headlight produce a huge of heat.please look carefully at the picture on the left it may cause an error or flicker on some brand car after installation,it means those brand car need "can-bus" type led bulb.unfortunately we can't indicate which brand car need or which not.if you meet this issue,DON'T WORRY,just feel free contact us,we will give you A GOOD solution. 1.Energy-Saving,Low heat emission.1/4 power of original halogen bulb.2.More Bright than original halogen bulb,it will give you a better visual field especially at night.3.More COOL LOOKING than original halogen bulb.this item give a bright 6000K White while original halogen bulb give a 3000-3500K dim yellowish light.