Welch Allyn 3.5 V Halogen HPX Diagnostic Set including PanOptic Ophthalmoscope with Cobalt-Blue Filter and Corneal Viewing Lens (#11 820), MacroView Otoscope with Throat Illuminator (#23820), Rechargeable 120-Minute Power Handle(s), Hard Storage Case; Lithium-Ion (#71960) Battery; IEC Plug Type-A