The Graham Field-1227-1 is a reliable diagnostic otoscope set designed for daily clinical use. It features a high-quality optical lens providing 2.5x magnification for clear visualization of the tympanic membrane and ear canal. The set is powered by a standard medium "C" battery handle with a knurled finish for a secure grip. It comes complete with three reusable specula of varying sizes to accommodate different patient needs. The entire set is housed in a durable, protective case, making it easy to store and transport between examination rooms.