The Welch Allyn Handle 3.5v Diagnostic Set with Ophthalmoscope, Pneumatic Otoscope, Convertible Handle, and Soft Case (Model 97121-C) is an excellent choice for performing basic physical diagnosis. The otoscope features our exclusive Halogen HPX lamp, providing brighter, whiter light than standard halogen lamps for true tissue color and long-lasting illumination. Built for durability, ease-of-use and comfort, these instruments will provide you with lasting satisfaction.Key Components:3.5v Standard Ophthalmoscope (Head Only)3.5v Halogen Lamp3.5v Pneumatic Otoscope without Specula (Head Only)3.5v Halogen LampReusable Polypropylene Pneumatic, Operating, and Consulting Otoscope Specula, Set of Five3.5v Convertible Rechargeable HandleReplacement NiCad Rechargeable Battery (Orange) for 71000-ASoft Case for 3.5v SetWarranty: Welch Allyn will repair or replace, free of charge, any parts of its own manufacture proven to be defective through causes other than misuse, neglect, damage in shipment, or normal wear.