Rossmax GB102 Aneroid BP Monitor has white enamel 300 mmHg no-pin stop Manometer. It has a D-ring cuff with single head stethoscope. Features of Rossmax GB102 Aneroid BP Monitor: Chrome-plate brass air release valve Black enamel 300 millimeters Hg non-stop pin reliable manometer Latex free cuff No batteries required and 2 years manufacturer's warranty from the date of purchase Contains: Nylon Cuff, Single head stethoscope, Bulb, Instruction manual, and Zipper bag