Here is another one of KOK Compsite’s amazing commercials for their award winning night blades.

NIGHT MAGIC BLADES 600mm and 710mm
Features:
Night magic blades are made in various lengths: 600 mm, 620 mm, 690 mm and 710 mm
They are able to draw picture in range from 50 to 2000 RPM (revolutions per minute)
The capacity of the blade memory is up to 240 graphic images.
The rotor blades do not require any special additional connection wiring or any electronic upgrade
The synchronization, controlling, power and lighting electronic are already inserted inside of the blade
The rotor blades are comprised of 64 bright LEDs (pure red on the upside, pure green on downside and one white LED at the end of the blade for marginal circle light)
The basic package of the rotor blades includes one pair of blades in the lengths of 600 mm, 620 mm, 690 mm or 710 mm, one infrared transmitter IRT2, communication and charger Dongle v0.33, USB cable, and two turning on jumpers.

Source: KOK Compsite




Non-commercial RGB graphic night blades, worth to have a look on:
http://www.youtube.com/watch?v=giHx48q3dpo