Here's a follow up video about the new Yongnuo YN-300 LED Video Light shared to us by Vimeo member Dzygit. This was an LED light that was posted on this blog a few weeks back, and you can find more comments from other users at the original article (click here).
The tests basically show variable output combined with varying shutter speeds to tests against flickering. Details state that no flickering was detected, and the YN-300 LED Video light can be found via eBay (Click Here)
Yongnuo YN-300 LED Video Light Remote Dimmer