... energy saving ,high efficiency ,and long life.4.Strong and light brightness are adjustable.5..ass CE CCC ... weak degree,upwards is for high-power 1LED in strong degree,downwards is for off. After charging fully, ... 12 hours with high-power 1LED lamps in strong degree,4.When the led bulb is dark ... dark fully, otherwise it would damage the battery).5.Flashlight should be usually used, please don’t shelve ...