Professional Otoscope Fiberoptic for cool, obstruction free light transmission Magnification:2.5x, Distal dia:2.5mm,4mm Bulb: 2.5V 1.6W halogen lamp Batteries: Two AA batteries or two "AA" (not included) NiMH rechargeable battery
Other Highly Specialized Products for hospital lab and medical laboratory instruments such as Professional Otoscope
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