Remote controlled shock deviceUse it with a strap which goes around his genitals and keeps it in contact with the top face of the base of his cock. It is not the easiest item to learn to use, but once you have; instant, frightened obedience is ensured

tags: FemdomandOnTheKnees, femdom,penis gag,shock collar,ball shock,pain,domination,submission,

from: http://faontk.tumblr.com/post/141118865361