Alternatively you can use 2 C cell batteries at any store. This will not be quite as bright though because that would be only 3volts vs the 3.7 volts of the NiCd battery.The item "Welch allyn ophthalmoscope battery handle" is in sale since Friday, December 15, 2017. This item is in the category "Business & Industrial\Healthcare, Lab & Life Science\Medical Specialties\Ophthalmology & Optometry\Ophthalmoscopes". The seller is "rimmer66" and is located in Orlando, Florida.
This item can be shipped to United States.