Good afternoon Sir and thank you for your message about h7 halogen white light.

Halogen h7 white light have 12v and 24v for cars and trucks.

Because all of our halogen h7 white light bulbs are using top materials, life time is very longer.

For example, halogen h7 white light 55w is 800-1200 hours, which is 3-5 times as long as others.

Meanwhile, our halogen h7 white light is focus light, which is not blind oncoming cars.

When you need halogen h7 white light, please consider about our factory.

Not only good quality, and also our halogen h7 white light is cheaper price.