Specification AcceptedVoltageFrequency : 100v_120v_60hz Brand : McKesson Brightness : 920 BulletPoint1 : McKesson halogen lamp bulbs are high-performing bulbs produced using pressurized xenon and halogen gasses; offers quality and reliable light BulletPoint2 : Provides long life and exceptional performance BulletPoint3 : Produces uniform, ultra-bright output; these bulbs are 3.5 Volts and 2.73 Watts BulletPoint4 : Precisely centered tungsten filament BulletPoint5 : Compatible with Welch Allyn Otoscope 23810, 23820; Macroview BulletPoint6 : Lighting Facts: Estimated yearly energy cost: $2.41 ( Based on 3-hours/day 11c/kWh costs depend on rates and use ) Lasts 1.8 years based on 3 hours per day usage, Wattage: 20W, Color: 2700 Kelvins high color rendering index CRI 100 Color : Clear ColorRenderingIndex : 80 ColorTemperature : 3400 kelvin ConnectivityTechnology : Normal bulb ControllerType : Push Button ControlMethod : application ExternallyAssignedProductIdentifier1 : 612479187573 ExternallyAssignedProductIdentifier2 : 0612479187573 IncandescentEquivalentWattage : 20 watts IndoorOutdoorUsage : indoor ItemDisplayDimensions_Length : 1.65 inches ItemDisplayWeight : 0.3 pounds ItemName : McKesson Halogen Light Bulbs, Diagnostic Lamp Light Bulb for Medical Surgical Instruments, 3.5 Volts, 2.73 Watts, 1 Count, 1 Pack ItemPackageDimensions_Height : 0.5 inches ItemPackageDimensions_Length : 3 inches ItemPackageDimensions_Width : 1.5 inches ItemPackageQuantity : 1 ItemShape : Bulb ItemTypeKeyword : halogen-bulbs LightColor : warmer LightType : Halogen Manufacturer : McKesson Brand Material : tungsten ModelName : A1817Y ModelNumber : A1817Y NumberOfItems : 1 PartNumber : 123-4499 PowerSourceType : Corded Electric ProductDescription : McKesson halogen lamp bulbs are small, lightweight, and simple to install. They provide quality lighting to help view and examine the condition of the ear canal and eardrum. These high-performance bulbs are made with pressurized xenon and halogen gases. These bulbs are fully compatible with the majority of Welch Allyn medical lights currently in use, and the product line includes a variety of lighting solutions. The bulbs emit a uniform, ultra-bright light with a color temperature of white. They have a tungsten filament that is precisely centered for maximum light coverage. They are an effective and dependable light source for healthcare workers examining ear conditions during routine checkups. ProductSiteLaunchDate : 2022-02-14T16:22:06.582Z Size : 1 SpecificUsesForProduct : Lamp SupplierDeclaredDgHzRegulation : not_applicable UnitCount : 1 UnspscCode : 39101600 Voltage : 3.5 volts Wattage : 2.73 watts