Have almost always installed these special bulbs if H!, Etc. The H7 are simply brighter because there is no way off vorbei.Alles other is indeed for Dunkelkammer.Die life is not as long as normal bulbs, but is clear as to which also go 55 Watt 55 Watt burns halt faster is also Verpackung.Es are also cheaper versions of other manufacturers or by this, but take nothing compared wanted to stop only once to test this new version here and super bright as expected.