led rechargeable headlight Rated Capacity: more than 1000mAh Long life battery could be cycling used more than 500 times. Use LED bulbs are of energy saving,high efficiency,and long life . Strong and light bringness are adjustable . Charge: downwards the LED,directly put the whole plug into the power(AC 110/220V), the relative indication light turns on,charging starts,It takes about 12 hours. After charging fully, it couldbe used contunuously about 18 hours with 3 LED lamps anfd 13 hours with 7LEDlamps when the led bulb is dark during usage,That meas battery is at the stage of discharging. At this moment .in order to peotect the battery,please stop using, and charge it in time. (Please charge before the led bulb is dark fully,otherwise it would damage the battery). Flashlight should be usually used,please don't long-term shelve it ,if you don't usually use it. please charge it over 8 hours every 2mouth,or it would effect the battery life.