None. Thunder is the sound after lightining which has 3 million volts...thunder is measured in Decibels
Lightening1-6 billion volts, 1 average. Thunder is sound waves only and has no voltage.
a fueseveral million volts
45 volts
1000
230 Volts
Zero volts.
1.55 volts
230 volts
45 volts
0.016 volt
4160 volts
50,000 Volts.