FDA Cleared | Lifetime Calibration | Latex FreeThe FDA Cleared Santamedical Aneroid Sphygmomanometer is ideal for medical professionals in all settings. Stress-tested over 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. Sized to meet American Heart Association recommendations, the artery indicator label and index range further ensure proper cuffing for correct arterial compression. The double tube seamless inflation bag is constructed of crack-resistant, non-sticking, high-density latex-free PVC.Inflation Bulb Valve: Chrome-plated valve delivers precise deflation control rate. The inflation bulb is constructed of crack-resistant, non-sticking.