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- March 15th, 2017, 9:19 pm
- Forum: General
- Topic: iPhone battery won't last for full marathon
- Replies: 12
- Views: 12284
iPhone battery won't last for full marathon
I'm planning a full marathon in May and would like to use the ErgData app, but my iPhone 5s battery likely will not make my 3.5 hour attempt (I know that's slow, but that's for another forum :roll: ). Secondly, if I just go with my PM3, how can I get verifiable data to my C2 log? Any suggestions wel...