Calfee going for it.. http://www.calfeedesign.com/product/components/di2-internal-battery/
http://weightweenies.starbike.com/forum/viewtopic.php?f=3&t=97715&p=833118&hilit=calfee+di2#p833118
Interesting point re- Calfee charger is dangerous, I don't know how true that is mind.
@Dammit started
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http://weightweenies.starbike.com/forum/viewtopic.php?f=3&t=97715&p=833118&hilit=calfee+di2#p833118
Interesting point re- Calfee charger is dangerous, I don't know how true that is mind.