Q: What difference does the voltage make?
A: The higher the voltage, the more powerful the shock
Q: How does a stun gun work?
A: A stun device delivers high voltage but low amps, therefore providing a shock strong enough to immobilize bacteria and parasites, but leaving no permanent damage to a person getting zapped.
Q: What does a it use for power?
A: Most Stun Guns use 9 volt alkaline or rechargeable batteries.
Q: Which ones are recommended for treatemnt?
A: It is enough to get 100000v $19.95 http://www.actionstunguns.com/stungun102.htm