Features1The proliferation of endothelial cells in the ear canal, the color of earwax, the amount of earwax, and whether there are polyps in the ear canal were directly observed to evaluate the severity of ear canal disease and select treatment based on the test results. 2Fiber optic lighting system, can make the illuminated area lighting uniform, no reflection, and lighting components do not block the field of view. 3High brightness allows the examiner to see the true tissue color. 4The viewing system use a 3X magnifying glass to provide a wide angle field of view and is rotatable. 5Four diameter earmuffs are suitable for ear canals of different sizes.SpecificationCondition: 100% Brand NewItem Type: OtoscopeMaterial: Plastic + Metal Optical fiber: 1. Concept: Optical fiber is a light conduction tool based on the principle of total reflection of light in the fiber made of glass or plastic2. Function: Extremely low conduction consumption, the use of optical fiber lighting system, optical fiber lighting system to make the light source more uniform, can make the illuminated parts lighting uniform, no reflection, and lighting components do not block the field of viewFunction: Easy to see ear canal diseaseCleaning:1. Ear muffs: Cleaning with 134 steam2. Instrument: Wipe and cleaning the surface of the instrument with 75% cleaning liquid. Please pay attention to avoid otoscope head magnifying glass. Do not touches the lens of the instrument directly by hand or other hard objects. Do not soak, steam under high pressure or let the solution penetrate into the instrumentBattery Power Supply: 2pcs AA 1.5V batteries (not included) Package List8 x Earmuffs 1 x Otoscope 1 x Metal Wrench 1 x Manual