Wall Transformer GS 777 Welch Allyn (w o Heads) Electrotherapy 👂 Different ear cups are MSHQ BH190XL 👂 Different ear cups are provided for the perfect customizable fit WITH HEADS * Without Clock or Temp * Designed to put everything needed for fast accurate diagnoses at arms length * Features handle based rheostats for quick light intensity adjustments * Modular coiled cords guaranteed for ten years * High impact ABS housing * Improved cradle design featuring OptiSenseTM an optical sensor that automatically turns handles on when they are removed from the cradles * New Halogen HPX Lamp the two heads that come with this unit are WA11710 Ophthalmoscope WA25020 Otoscope 777 Wall Transformer