Looking at the iriver runtime wiki page:

http://www.rockbox.org/twiki/bin/view/Main/IriverRuntime

it looks like you should be able to get 9 to 10 hours of runtime. 3.5
hours seems much shorter than expected, even given the abnormal
battery drain when running Rockbox on the H300.

On 6/3/06, Grant Hardy <grant_hardy@telus.net> wrote:
> How long can I expect my H340 battery to run when using Rockbox? I'd say
> it's probably only running 3.5 hours at MAX! I know that Rockbox is not yet
> maximized for the longer battery life...but is my battery lasting a lot less
> than we'd expect?
>
> Grant
>
>
Received on Sun Jun 4 07:25:17 2006