Make a 1000w equiv. LED flashlight - aka DIY Sun-Blaster!

Here's how to make a phenomenally bright 1000w eqiv. LED flashlight!
Here's the LED we'll be using:
It's designed to be operated with just one hand, with easy control of brightness, and can be powered by either batteries or an AC adapter.
Can be built for around £25 if you get the CPU cooler for cheap.
Major parts list (worldwide shipping):
Heatsink, fan, lens, and mount:
Other parts:
Lens and Reflector:
Voltage Booster (there are two layout varieties floating around. If yours has a different layout than the one I used in the video, then use your own judgement when it comes to wiring up the input/output wires, which should be clearly marked on whichever layout you receive.):
eBay:
High-Capacity Battery (lasts for AGES):
Heatsink Plaster:
eBay:
Heatpaste:
Mini Step Down Regulator (for the fan):
eBay:
XT60 Connectors:
If you attempt this project you do so at your own risk. I assume no responsibility for any injuries or damages caused to people or property during its construction or use.
I have taken care in making sure the information in this video is accurate. However,I am unable to provide any warranty concerning the accuracy or completeness of any information contained in the video.