KaWe COMBILIGHT® C10 Professional ENT Otoscope with Case Features & Benefits: Features standard illumination with 3X magnification, vacuum bulb and screw closure Dimmable rheostatMatching zippered bagSpecifications:3 reusable ear specular: 2.5mm, 3.5mm and 4.0mmRequires 2 C batteries (not included) or KaWe rechargeable battery Color: Silver (black accents) Product Specifications BRANDKaWe MANUFACTURERS PART NUMBER20-850-000 LENGTH INCHES7-1/4 WIDTH INCHES1 WEIGHT LBS0.55 COLOR FINISHSilver CONSTRUCTIONPlastic, Steel DESCRIPTIONCombilight® C10 Professional ENT Otoscope with Case POWER SOURCE2C Batteries (Not Included) VOLTAGE2.5V TYPEDiagnostic Instruments PACKAGE QUANTITY1 LIMITED WARRANTY2 Years MAGNIFICATION3X LAMPVacuum