Board Thread:General Nerf discussion/@comment-27306930-20190505214335/@comment-26431461-20190505223857

Does it have anything to do with the batteries? I don't think it does.

How does the ChronoBarrel work exactly? Are there 2 beams inside and it just calculates the time it took for the dart to pass through them? I don't even know how real chronographs work.