Thread: Where does most of the cost come from in LED systems?
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Old 11-16-07 | 12:23 PM
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ViperZ
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Joined: Jul 2005
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From: SK, Canada

Bikes: Trek 5000, Rocky Mountain Wedge, GT Karakoram K2, Litespeed Tuscany

Originally Posted by n4zou

3-LED Cree 3-Mode Regulator + Reflector 2x18650 Module Set (3.6V-9V) $28.27
http://www.dealextreme.com/details.dx/sku.9358

You'll need to fabricate a cap with switch for the back where it would screw on a Cree flashlight battery case.

Unsolder the springs and replace with wire to an external battery pack.
Do you have specs (output and efficiency's) for that?

Looks like a good project.
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