Quantity   Component name
1 × 100 watt LED
1 × battery I used a Turingy 3S 20C 5000mAh lipo
1 × CPU heatsink and fan
1 × 34V dc-dc step up converter
1 × 125 mm PVC pipe with two sockets
2 × 125 mm PVC pipe caps
1 × many screws and nuts
1 × big switch
1 × Lens and Reflector Set