ring

RGB LED Ring - Version 2
Cool Gadgets

3

  This RGB based LED ring is the second version of a project which has three LED driver chips which enhance the brightness of the color lights. I found the second version more appealing than its ancestor when I watched the video. The first version used only one LED driver IC which was less attractive than this one. If you want to give this cool RGB based LED ring a

Magnetic Ring uses
Cool Gadgets

5

  Want to be a bit closer to a super hero? Here are some useful yet interesting tricks to use a magnetic ring for some of your daily routines. Some of these useful tricks are discussed by Mikey Sklar from Holy Scrap who has mastered the use of his.   “Magnet rings are useful for more than just detecting the presence and shape of a magnetic field. My four latest tricks