Originally Posted by
sonnetg
A quick question, what are the pros and cons of 6V dynamo vs 12V dynamo?
12V dynamo systems are mostly obsolete. I've not seen a 12V hub dynamo, and the
one 12V bottle dynamo I've seen for sale was over $300. Lighting choices are limited also.
Stick with 6V, 3W systems. They are the cheapest, most common, and can provide plenty of light with a modern LED light.