Mini SGTC (Spark gap Tesla coil) DIY Kits
this is a table SGTC(Spark gap Tesla coil)，it use dc12v,
can produce beautiful arc in dark place,and it is very safe,
you can touch it with your fingers(You can feel a shock slightly, but it will not hurt.Do not worry),
and you will smell the smell of ozone in the air ..............
it is small but full function
Please prepare a 12V power yourself