About Profoto B10X Profoto B10X. The B10X is multipurpose. Which means whether you are shooting video or still, the B10X can take it in their stride. Compared to the B10's, B10X model have an increased maximum continuous light output by 30% up to 3250 lumens. This model also feature faster recycling speed compared to its predecessors. Take Control Of The Light. B10X is extremely easy to use straight from the box with their clean and user-friendly interfaces. Meaning all focus can be dedicated towards creating images rather than fiddling with settings. And the Profoto app makes it easy to view and control all light settings from the palm of your hand and install new updates in seconds.