WanderingTraveler New member Dec 23, 2012 4,974 0 0 Aug 7, 2014 #2 I can guarantee you it's normal, especially under heavy use. I should know because I once had a 620, which has more or less the same battery life as the 520. Upvote 0 Downvote
I can guarantee you it's normal, especially under heavy use. I should know because I once had a 620, which has more or less the same battery life as the 520.