It does not come with battery since I can't find it. See pictures for more details. Let me know if you have any other questions.
What you see is what you will get. The item "Welch Allyn 3.5v Otoscope Ophthalmoscope Nasal Diagnostic Kit 11720 20000 26500" is in sale since Friday, December 08, 2017. This item is in the category "Business & Industrial\Healthcare, Lab & Life Science\Medical Instruments\Exam & Diagnostic\Otoscopes".
The seller is "alexisdsanchez" and is located in Watsonville, California. This item can be shipped to United States.