Explosion Proof LED Light uses adjustable scaffold bracket.

Equipped with 150 W LED lamp, Model EPL-JH16C-150LED-RT-100 produces 13,000 lm, capable of illuminating 9,500 ft

[source: http://news.thomasnet.com/fullstory/Explosion-Proof-LED-Light-uses-adjustable-scaffold-bracket-20041974]