Designed to clearly illuminate the trachea and epiglottis for intubation and insertion of a Penn-Century MicroSprayer or Dry Powder Insufflator . Now with a fiberoptic LED light source for clear, bright illumination. Each device comes with a custom-made small, tapered stainless steel blade for moving aside the animal s tongue. （Specify animal when ordering）. New easy-grip handle with curved ergonomic shape fits securely in the palm of the hand. Coated with non-slip Santoprene rubber. Operates with one 3-volt lithium battery （included）. Autoclavable.