Sexual behavior: stimulation by painful electrical shock to skin in male rats.Uploader: Akinokazahn 2 month ago Subscribe 6
Because they are highly customizable, they can be used quite effectively as a sexual toy, with users able to change the frequency, pulses and waveforms. Erotic electrostimulation power sources are specifically designed and manufactured for erotic use on the human body. At that time, there were no professionally made attachments for such play, so people built their own out of copper plumbing parts and other metal pieces with attention to resistors placed in series with the human parts to control the current for safety. EMS units are designed to cause muscle contraction.