Dog Otoscope - Basic Vet Otoscope for CHecking for Ear Mites, Fox Tails, etc. Notoco 1408 Pet Ea r Scope is a cat or dog otoscope . Focal length of 6.5 Inches examination of ear canals and ear drums. Strong light and magnifier. Check for ear mites, redness caused by infection or hair balls or foxtails. Pet Earscope performance is similar to higher priced veterinary otoscopes. Detailed instruction sheet explains otoscope use and about common pet ear problems. Uses standard batteries (2 AAA) and bulb (#222). 2.5 ounces.2 viewing tips 4 mm and 7 mm. Vinyl case.Two-year limited manufacturer's warranty.