Need help with upgrade to brushless!!! Nov 11, 2010 6:47:43 GMT 1 Quote Select PostDeselect PostLink to PostMemberGive GiftBack to Top Post by leisureshoot on Nov 11, 2010 6:47:43 GMT 1 How much are you flying?I've been flying since July of this year on just the original battery until just a couple weeks ago when I got a second. I still have no worries charging them one at a time.