The Otoscope is used to view the tympanic membrane and external ear canal to diagnose outer and middle ear pathologies. It is the mostly used device in ENT. Features: 1. Fiber optics transmit light system, the fiber optics extend to the tip of the instrument for more light output, less glare. 2. 2.5 x magnification 3. Disposable Specula: 2.5mm and 4.0mm 4. Insufflation Port: view tympanic membrane using an insufflator bulb. 5. Smart design, convenient for mobile diagnosis. 6. OT8C is available with AA alkaline or Ni-MH batteries. The model of the bulb is T4954, 2.5V, 1.6W. Technical Specifications: Illumination Form: Fiber optics transmit light Illumination of light spot: The brightness of the tip is =1000 LX Magnification of lens: 2.5 x Diameter of ear-specula: 2.5mm, 4.0mm Insufflation Port: Yes Type of bulb: T4954 (2.5V, 1.6W) Rated voltage: 2 AA alkaline or 2 Ni-MH batteries