BTU Magic Scorpion 50/250 Watt Hotwire Halogen Review (The Fire Starter)

Other Types of Lights Non-LED Lanterns, Incandescent, and HID Lights
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FF4 is around 6000LM @ 60W.

It would be interesting to see a comparison between the two.

- edit - rdrfronty measured 7010LM in his first look at the light, & he had the 4300K bulb.

The 5500k bulb is said to measure a little higher.