DIY HomeMade - How to make a 100W 9000 Lumens SuperBright LED Flashlight Mounted In PC Power Supply - I am using 36volt 9000 Lumen 100W LED Chip and LED Lens 60° - Module Boost DC-DC 150W-12-35V - 2 * 3s 11,1v Battery 2200mah - Heat sink, PC Power Suppl