Head-mounted mining lamp lighting time is generally how much?

6 hours or so, small lamp power small first charge is best to use a period of time, such as the lamp luminous brightness lower, that is to say, the battery energy specifically used up before charging, and charging time for the first three times can not be less than 12 hours, in the future you can charge each time in 8 hours or so can be used for a long time, should be charged once a month to ensure that the battery's effective life.