Santamedical Aneroid Sphygmomanometer is ideal for medical professionals in all settings. Stress-tested thousands of times, it is one of the most durable, precise, and dependable blood pressure measurement devices on the market. Gauge: A precise, certified 300 mmHg manometer attains the accuracy of +- 3 mmHg without pin stop and features an easily identifiable high-contrast dial. The die-cast manometer housing is outfitted with a heavy-duty clip so it can be easily attached to the gauge holder on the cuff. Cuff Inflation Bag: Resistant to abrasion, chemicals chlorine and peroxide, and moisture, the adult Velcro cuff is constructed of high-molecular polymer nylon. Link :- https://santamedical.com/products/santamedical-adult-deluxe-aneroid-sphygmomanometer-professional-blood-pressure-monitor-with-adult-black-cuff-and-carrying-case-light-black