Zeus Electrosex Amplifier Cock and Ball Strap with Silicone Penis EstimSend electricity around the base of your cock and balls, and straight into your shaft! This set includes everything you need to turn your Zeus Power Box into a penis stimulator, including the necessary leads, an adjustable elastic strap that wraps around your package for e stim, and a 14 inch long silicone sounding rod that conducts current. This smooth, seamless urethral insert has a bendable design that conforms to the natural curves of your body.