This is untested as there is no battery. See all photos for condition. Missing some attachments.

The product is an untested Welch Allyn 3.5V Set Otoscope Ophthalmoscope model 11720, made in the United States. It is a full-size otoscope suitable for various disciplines such as Pediatrics, Internal Medicine, Ophthalmology, and Family Medicine. This unit does not come with a battery, making it ideal for those who have their own batteries on hand or for those seeking a replacement for their existing otoscope. The Welch Allyn brand is known for its quality medical instruments, making this product a reliable choice for healthcare professionals.