The warmer light given off by a halogen bulb is less dazzling to other drivers and one reason they’ve been considered safer as headlights for so long. But even though yellow light cuts through ...

The H7 bulb was introduced as an improvement on the H4 bulb. The “H” refers to halogen. These bulbs contain a tungsten filament enclosed in a halogen gas-filled quartz capsule. This allows higher ...