The Welch Allyn MacroView otoscope has approximately twice the field of view than a standard otoscope with greater magnification. Fibre Optic bulbs produce cool light with no obstructions or reflections, giving you a clearer view. Tip grip aids secure fastening ans ejection of ear specula. With a 3.5V Lithium Ion rechargeable handle, you get more usage time for a lighter weight.