The charger is green when the headlamp is charged
if not to the point of the headlights, plug the charger or lights
it is best able to call in charge after the headlights, so you can judge the charger headlight is not good
When charging the headlight is red, if it is green that has been filled with, or not rushed into the electricity,
headlights or charger should be broken if the red light, then there is no problem