I think 20000 lumen led headlights h4 can’t be exist.

Because most of h4 led headlights lumen is about 1800-2200lm.

If lumen of led headlight h4 is too high, the life time will be very short.

All of our h4 led headlight are all using “Aviation aluminum and Copper substrates”, so they are best heating dissipation.

Meanwhile, the life time of our h4 led headlights 2000 lumen is very long.

In order to make you clearly our best lumen led headlights h4, I will show you pictures as below.

Hope you come to talk with us 20000 lumen led headlights h4 by email.