3.5v Diagnostic EENT instruments are among the most critical toolsets in a clinician's repertoire to perform a comprehensive physical exam. ADC Diagnostix brand EENT instrument sets help the practitioner perform fast exams and accurately diagnose a range of patient conditions thanks to innovative optical and lighting technologies. With continued advances in instrument technology, long-lasting power sources, and new advances in lighting technology that feature LED options, your EENT instruments can not only help you perform a thorough and comprehensive exam, but also can help you operate quickly and efficiently.