4.5 amps of power? Doubt it.
Could he reduce his power by hooking up a Joule Thief circuit (see my post 33)?
-PJ
Well, I’m guessing that casing is aluminum? That should disperse any heat, maybe? Most casings of LED lights, the 3 x 1w ones with the e27 base, have aluminum casings to deal with the heat. That’s 3 watts vs 50 watts.
http://cgi.ebay.com/E27-White-3-LED-Bulb-Light-Lamp-Spotlight-3W-110-240V-/270625215583?pt=LH_DefaultDomain_0&hash=item3f0285145f
3 watts, e27, $6
there are tons of them just like that on ebay, and they all have aluminum casings to deal with the heat.