PHOHP xenon headlightbulbs benefits: 1)Produces high quality beam 2)More brightness - so see further at night 3)Xenon style gas filled bulbs providing white light with a bluetint 4)Turns night into day and provides the 'executive' look to your car5)100% road legal6)Direct replacement for existing bulbs 7)Available in H1, H7 and H4 sizes, all bulbs come as pairs. 8)Fit for BMW, Mazda and Toyota If you are interested in our products ,I would like you buy samplesfor testing as a start.If you need more further information ,please do not hesitate to contact me .