my mag charger flashlight be work well a month ago , but today I try it and it be dead . put it on the ac charger , as usual , but after 8 hour it be hot -lrb- the flashlight body -rrb- so I try the light -lrb- still charge -rrb- , and nothing happen . upon open the tailcap , white powder dump out , and the inside be totally corroded . thankfully it do not start a fire or explode . the flashlight be useless now . this be my second battery I have have but it leak badly . ps - I always charge it for at least 12 hour , and this battery be obtain directly from mag instrument .