Precise Magnification: It comes with an optical quality glass lens with a magnification power of 4x which has been designed in such a way to resist scratches for almost lifetime use, because of its high-quality build. And the body is made of chrome. Reusable/ Hygienic Ear Specula: Two reusable ear specula with 2.5mm and 4mm size are included in the set that fit for ages from infants to adults. These specula are easy to wash and are made durable for longer use. Led Bulb and Batteries: The Led bulb will help to see the ear and nose holes clearly and closely, as it provides perfect amount of illumination. It uses 2 C Type batteries and to avoid leakage they are not included in the package. But both bulb and batteries are replaceable. Versatile Usage: Our ENT set is a must have for everyone because of its portability and compact size to screen illness of any person. It is also used by Health professionals and students in learning to maximize their grip and accomplish their goals. What’s included: This set includes a handle with otoscope head, Nasal speculum, Fundoscope Head, Tongue Depressor, Two Reusable Ear specula, Two mirrors, and Led Illuminator. This is truly everything any medical student, nurse practitioner, or medical professional would ever need for ear, nose, mouth and throat examination.Manufacturer: MJW INTERNATIONAL Part Number: ZRA-560Fiber Optic ENT Set Otoscope Kit for Adults Children Ear Healthy Tool for Nurses Adults Children Baby Elderly Pets Animals Veterinary Otoscope