Plutonix;
No idea. I got my 18650 charger from Battery Junction, the common WF-139. The common recommendation on Candlepower Forums seems to be the Pila IBC charger as the best of the Li Ion chargers. That or a fully adjustable hobbyist Li Ion pack charger.
Below is a link to the Pila.
http://www.bugoutgearusa.com/bach.html
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Gear Hubs Owned: Rohloff disc brake, SRAM iM9 disc brake, SRAM P5 freewheel, Sachs Torpedo 3 speed freewheel, NuVinci CVT, Shimano Alfine SG S-501, Sturmey Archer S5-2 Alloy. Other: 83 Colnago Super Record, Univega Via De Oro
Visit and join the Yahoo Geared Hub Bikes group for support and links.
http://groups.yahoo.com/group/Geared_hub_bikes/