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10-23-09, 12:18 AM
Interesting (but pricey) unit from B & M that uses your dynamo electrical output to power other devices. Two turning knobs controlling voltage (2.8 to 13.3 V) and current (0.1 to 1,5 A), power of up to 16 W: LINK (http://www.bumm.de/index-e.html?docu/361e.htm)