Derek Cozens, founder of 'FlowSignals' entered the Den seeking £50,000 investment in return for a 10% equity stake in his company that has begun bringing LED lights onto stop sign - as Derek truly, believes that stop signs usually go unseen. Why anyone would want to do that is beyond the Dragons... Watch Dragons' Den Now: http://AAN.SonyPictures.com/DragonsDen Some of the links in above are affiliate links, we may earn a small commission if you click through and make a purchase. An international sensation, Dragon's Den features entrepreneurs pitching for investment in the Den from our Dragons, five venture capitalists willing to invest their own money in exchange for equity. #DragonsDen #FlowSignals #YouWinDerek