Joined: Jan 2009
Posts: 44,180
Likes: 6,418
From: New York, NY, and High Falls, NY, USA
Bikes: 1962 Rudge Sports, 1971 Raleigh Super Course, 1971 Raleigh Pro Track, 1974 Raleigh International, 1975 Viscount Fixie, 1982 McLean, 1996 Lemond (Ti), 2002 Burley Zydeco tandem
[MENTION=192132]Drew Eckhardt[/MENTION], I looked at those dynamo chargers, and they look like a niche product. And they work best with a cache battery. An Anker Astro E1 is all I need, all day. I keep the screen on the whole day.