Urethral dilator made from polished aluminum. If you like it harder, you can add electricity to the play (Mystim round plug). Size (approx.): 21 cm, 1 cm diameter. Weight (approx.): 50 g. English and German user\'s manual included.   Warning Do not use in case of heart complaints/pacemaker or with cardiac arrhythmias Do not place on eyelids Do not place on damaged skin  Avoid abrupt changes in shock in/adjustment  Keep out of reach of children Do not turn on the control unit until you have attached the accessories to the body, not before.