For Classroom Education and Home-Care Needs
Study the internal cavities of the human ear, mouth, etc.; helps avoid needless trips to the doctor. Also an ideal probe for hidden areas. Shines light beam into the ear canal and magnifies the image. Comes with 3, 4, and 5mm tips, vinyl pouch, and detailed instruction handbook. Requires 2 AAA batteries (included). Weighs 3 oz.