Finger Goniometer 6 Standard CPM Units Accessories 5V Otoscope also has built HERH6036TW 5V Otoscope also has built in throat illuminator two in one instrument * Features halogen illumination and fiber optics for a cool light with no reflections or obstructions plus a rectangular viewing lens for instrumentation under magnification * 2 Monoject 140cc piston syringes are latex free * Dual graduations: 5cc increments and 1 4 oz 6 Standard 140 degree * Measures the range of motion of metacarpal phalangeal and interphalangeal joints * Head has two opposing scales marked in 5 degree increments * Features a linear scale in both inches and centimeters on arm * Deluxe model features a larger protractor head and full 180 degree scale for more accurate readings *