Auxbeam H1 LED headlight bulbs can directly upgrade the vehicle factory headlights and fog lights. With powerful LED chip designed, the Hi LED headlight bulbs have strong penetration and give out the more concentrated light. Solid beam pattern with the sharp cut-off line,will not dazzle oncoming traffic. Easy plug and play, no need extra modifications. Built-in fan design, Auxbeam H1 LED headlight bulbs help get optimal heat protection and performance.