1. In the rain, snow, fog and other weather conditions penetrate less than halogen lamps. Light is too white, less than the penetration of yellow light.
2. Because the brightness is too high, do not use the lens to adjust, the light is easy to make the opposite driver feel strong glare, affecting its line of sight, may cause visual blind spot, there is a certain security risk.
3. Circuit is complex and expensive.
4. Once damaged, it is difficult to repair.
5. Difficulty in dimming.
6. Long time use, crystal glass tube easy to melt, affecting the service life.
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