Here is a great beginner insert that can be used with or without an electrical connection. Consisting of 11 – 6mm (1/4″) oblong beads that have a maximum diameter of 6mm.  It also has a snap head on the top.  Moving this 4.5 inch long insert up and down inside a well lubricated urethral canal creates amazing erotic sensations.  You will need a female snap adapter or an alligator clip to get current to this insert.  These can be found in our Wiring and Adapters section of the web site.