View Full Version : Cree led!!!

12-12-2014, 03:58 PM
The Crees are in! Ok, so I have a question.
I really want to use this in my next saber.
I am using a 3.7 volt battery.
Do I need a resistor?

LED: http://www.thecustomsabershop.com/Green-Cree-XP-E2-CopperNova-P1000.aspx

Battery: http://www.thecustomsabershop.com/Li-Ion-18650-37V-2600mAh-PCB-Protected-Rechargeable-Battery-Module-P672.aspx

12-12-2014, 04:01 PM
It's probably a stupid question, but I need to ask...

Forgetful Jedi Knight
12-12-2014, 04:08 PM
I usually recommend a very minimal one just to protect the LED.

12-12-2014, 04:15 PM
Ah thank you!
(I love this forum's response time XP)