DESC: Features:Halogen HPX lamp provides 30% more light output for true tissue color and consistent, long-lasting illumination.Fiber optics produce cool light with no reflections, no obstruction.Wide-angle viewing lens allows for instrumentation under magnification.Sealed system allows for pneumatic otoscopy.Product Information:The Welch Allyn 3.5v Diagnostic Otoscope without Specula Head Only (Model 25035) features HPX illumination and fiber optics for easy examinations. An instrument that provides 30% brighter, whiter light for superior views. Key Components: 3.5v Diagnostic Otoscope without Specula (Head Only) 4mm Disposable Tip 3.5v Halogen Lamp Warranty: 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.Shipping Weight:1lb