Chrome-plated brass instrument with knurled grip and satin finish. Bayonet-mounted, locking otoscope head. Reostatic power switch. 4X magnifying lens slides away for instrumentation. Compact instrument is just 7(1/2)in Length and weighs 7 oz. Includes leatherette carrying case, 3 reusable specula (2.5, 3.5 and 4.5 mm). Uses 2 C batteries (not included). 1-year warranty.