It is not even quite as bright as the Fenix TR75, the costs immrhin four times, but it is almost as bright.
I'll give you yet and therefore and because of the excellent workmanship of the lamp 5. Disadvantage is that it should be so badly hot, but that the others are also.
I will use them in the photo area as a top or rear light for a photo light tent, where The various brightness levels are helpful. Overall, more flexible than any expensive headlamps, remains only the attachment eg on a tripod. A built-in tripod mount (screw) I miss in virtually all these monsters flashlights, this would be just a lot of sense.