The Sphygmomanometer Manual Arm Blood Pressure Monitor is a reliable and accurate device that is perfect for monitoring your blood pressure at home. This unit features a precise 300mmHg manometer that attains the accuracy of +/- 3 mmHg without pin stop, making it the most accurate blood pressure monitor available on the market. Additionally, the easy-to-read dial and convenient clip make this unit extremely user-friendly, while the heavy-duty construction ensures durability and long-lasting performance. Whether you are looking to keep tabs on your own blood pressure or someone else's, the Sphygmomanometer Manual Arm Blood Pressure Monitor is the perfect choice for all your needs.