Full featured pocket otoscope that sacrifices nothing but size * Pocket Otoscope features * 2.5v halogen light source for true tissue color and long lasting lamp performance * Fiberoptics for cool obstruction free light transmission * Wide angle swivel 2.5x viewing lens permits instrumentation * Otoscope head made from ABS - an impact resistant space age thermoplastic * Uses Welch Allyn disposable polypropylene ear specula * AA battery handle * Pocket clip with integral on/off slide switch for ambidextrous use * Complete instrument includes tube of 5 each 2.75mm and 4.25mm specula * Spare lamp * Lifetime Quality Performance Guarantee on optics