Welch Allyn Iluminator system f/anoscope/ sigmoidoscope 3.5v fiber optic light head. This disposable endoscope system helps eliminate cross infection and costly cleaning. Speculum attaches to fiber-optic light head. Endoscope can be used with any Welch Allyn® 2.5V or 3.5V power source and handle adapter or 6V handle and transformer. The complete system includes a fiber-optic light head, light handle and transformer. Transformer has 6` cord and is 110/130VAC, 60Hz.