Originally Posted by RainmanP
vrkelley, watts = amps x volts, so amps=watts/volts or in this case 20/12=1.67 amps. Is that right electronics whizzes?
True. I probably didn't ask the right question. Question is If you do the over voltaging...does the formula for determining how many amps change slightly?
Edited: O found the answer back on this page
http://bicyclelighting.com (from a previous post). I'm new at this can you tell?