The material list is here:
** Parts for the Transmitter: RF Transmitter 433 Mhz Arduino Nano USB Cable Notebook or PC RealTerm software
** Parts for the POV rig: Arduino Pro mini 3.7 battery lipo 500 mAh RF 433 Mhz Receiver Mini power Switch Hall Effect Sensor Neodymium Magnets 8 ~ 16 Blue LEDs 220 Ohms Resistor Trimpot 10k Wires 2 x PCB ( one for the horizontal base , and another one for the vertical LEDs) Motor (computer DC fan)
Transmitted my password to an entire auditorium of people, thanks, jerk!
:P