Doh

The idea of the heartbeat lamp comes from my visit of Jeff Koons exhibition at Whitney Museum.
Building Arduino Board

Materials:
Arduino Uno
Jumbo LED
Potentiometer
Jumper Wires
Resisters
Cover the Board

I use translucent paper for its water-proof surface and connect with 9V external power comes with the Arduino package.
Decorate the Lamp

I use Play-Doh all over the Arduino and shape it freely.