Keeler Practitioner / Practitioner Rechargeable Desk Set 3.6V Lithium (1729-P-1028) The Practitioner Otoscope and Practitioner Ophthalmoscope on slimline handles, supplied with a desk charger. Ideal for ward, surgery, consulting room and casualty use Robust construction Lithium-ion technology provides over 2 hours continuous use from a 2 hour rapid charge LEDs indicate when battery life is low, charging or fully charged Keeler Practitioner Ophthalmoscope Positive action maywheel lens control allows you to select +40D to -25D. This allows detailed examination of the ocular structures and ease of use for spectacle wearers 6 beams for full diagnostic capability Swing over red free filter Blue filter to be used in combination with Fluorescein for assessing corneal scratches, particularly in children Soft integral brow rest allows for easy positioning and protects your lenses if you are a spectacle wearer Keeler Practitioner Otoscope Unobstructed, open style head Large slide aside 2.5 x magnification lens for clear view of aural structures Facility to undertake pneumatic testing Compatible with a wide range of disposable and reusable specula