Vibrator with an electric cable (штуцер initially means a gun with a short barrel which is called Stutzen or Stutzer in Southern German dialects).
Эта балалайка только хочет новый электроштуцер на свой день рождения.
This onanist only wants a new electric dildo for her birthday.
(Erin Coyne, Igor Fisun, Dirty Russian, 2009)