Animated Disco Coaster

Instructables member ebenupton decided to cheer his Las Vegas-loving wife up by by making an animated, brightly lit drinks coaster.

The coaster can be driven from any PC with a serial port and will display any 10 by 10-pixel video you wish.

Here’s a demonstration video of the coaster:

And another demo clip with a glass on top of the coaster:

Head over to Instructables for instructions on how to make one for yourself.

(Gadgettastic via Slash Gear)