Rainbow Cube is a 3D RGB LED Cube useful for creating colorful design. The 3D Cube is artistically crafted with sixty-four 8mm RGB LEDs arranged in a 4 x 4 x 4 manner. Rainbow Cube can be used to create many beautiful visual effects with A Rainbowduino. The Rainbow Cube comes with an inbuilt 3.3V / 1 Amp LDO useful for powering the independently. An XBee compatible socket is provided as well, this can be used to connect Rainbowduino with a PC or an Arduino wirelessly.