Bike Light Shows Your Speed

Posted on March 20, 2013 by Boston Biker

I think I would crash right into something because I would be fascinated with looking at my speed in the light, but pretty neat hack.

About Boston Biker

I started this website to give all the bikers of Boston a place to share and enjoy their wonderful bike culture!
This entry was posted in crafts, video and tagged , , , . Bookmark the permalink.