What's wrong with the LED headlight not too bright?
LED light, if used for a long time can consider this, if not for a long time, to consider quality of light.
LED does not use constant current power (according to the LED characteristics, LED as lighting source, preferably constant current power)
1, LED work current is too big2, LED itself quality problems, the serious attenuation (before contact with LED some serious decay, they called low light attenuation and ordinary light LED)
