Pocket Diagnostic set comprises of LED 2.5v otoscope and 2.5v opthalmoscopeFeaturing LED technology giving a bulb life of 20,000 hours of use, the set from Welch Allyn comprises a Pocket LED Otoscope & Ophtalmoscope in a soft, secure case with zip fastening. Available in four colours, each instrument can be personalised with unique, interchangeable accessories.The only drop-resistant diagnostic set on the marketGives 30x longer life from two AA batteries than with standard sets.Advanced SureColor LED technology – SureColour bulb technology allows you to see true tissue colourLightest 2 battery pocket sets available on the marketGet 30x longer life from 2 AA batteries and LED bulbs do not require replacementOphthalmoscopeDioptre range: -20 to +207 apertures: micro-spot, small spot, large spot, slit aperture, and fixation aperture, cobalt blue, and red-freePocket Plus version includes a neutral density filterOtoscope2.5V PocketScope Otoscope with built-in throat illuminator gives you two instruments in one, with halogen illumination and fiber optics for cool lightInsuffulation port2.5x magnificationLight Output: 3 lumensUses the same specula as other Welch Allyn otoscopesBatteries: 2 x AA (Not included)DetailsNeutral Density Filter - NoSoft case includedIncludes 4 reusable ear tipsLightLED technology (Advanced SureColor)Bulb life20,000 hoursDiagnostic DevicesOtoscope & OphthalmoscopeStorageSoft, secure case with zip fastening