tinyTesla oneTeslaTS MegaTesla Kit

tinyTesla oneTeslaTS MegaTesla Kit;Learn about alternating-current electricity in a safe but hands-on manner;Solid-state design for reliability;Shoots 20″ sparks
Plays MIDI files and make music using the sparks themselves;
Interrupter connects to a MIDI input or reads MIDI files off of micro SD/SDHC cards directly.