ADC® Diagnostix5410L 3.5V Portable Diagnostic Set, LED Lamp, BlackThe Diagnostix 5410L 3.5V Portable Diagnostic Set includes a Standard Otoscope and a Coax Ophthalmoscope. Diagnostix3.5v Standard Otoscope Head Features: Fiber-optic light transmission for an unobstructed viewOptical glass reduces reflection and provides 3X magnificationBidirectional swivel lens allows instrumentationInsufflator port for pneumatic otoscopy. Compatible with Welch Allyn speculaUniversal bayonet mount for compatibility with other brands of 3.5V power supply handlesAnti-theft locking feature is standardAdvanced AdLED illumination Diagnostix3.5v Coax Ophthalmoscope Head Features: High performance aspherical condenser lens reduces corneal reflectionFurther reduction provided by utilizing distinct parallel observational and illuminating light beams (Gullstrand's principal)Ergonomic design and integral thumb rest improves stability and allows one finger control of all functionsSynthetic rubber brow rest facilitates use with practitioner eyeglassesDust proofMagnified/illuminated aperture viewing windowUniversal bayonet mount for compatibility with other brands of 3.5V power supply handlesAnti-theft locking feature is standardAdvanced AdLED illumination29 viewing lenses from -35 to plus 40 (Plus 1-10, 12, 15, 20, 40 Minus 1-10, 15, 20, 25, 30, 35)24 aperture/filter combinations for improved versatility Set Includes: 3.5V Diagnostix Standard Otoscope3.5V Coax OphthalmoscopeLi-ion Adtronic battery handle for improved performance, 30 hours continuous use between charges, and 1,200 charging cyclesHard case holds instruments securelyTwo-year warranty on instrument head and handle, lifetime warranty on LED lamp Product Specifications BRANDADC® MANUFACTURERS PART NUMBER5410L LENGTH INCHES9 WIDTH INCHES5-1/2 HEIGHT INCHES1-3/4 WEIGHT LBS1.59 COLOR FINISHBlack CONSTRUCTIONPlastic Housing DESCRIPTIONDiagnostix5410L 3.5V Portable Diagnostic Set VOLTAGE3.5V TYPEDiagnostic Instruments PACKAGE QUANTITY1 Set LIMITED WARRANTY2 Years MAGNIFICATION3X LAMPLED