Originally Posted by
anotherbrian
I think either solar or dynamo can work, but I would suggest using some intermediate battery as a reservoir to be kept topped up, and that can then be used to charge when you are stopped/under clouds/in a tent.
That's exactly my plan. Have the solar panel laid out on top of my trailer all day while riding...connected to a storage battery in the trailer...at night I can then use the storage battery (6000 mAh) and a universal charger to recharge the batteries that were drained that day.