BOSO is a leading brand in blood pressure monitoring, known for its high-quality and dependable sphygmomanometers. The BOSO self-test sphygmomanometer embraces a classic design that doesn't require batteries, relying on your skill for accurate measurements. Ideal for home use, it provides precise readings and a reliable way to manage your health. Whether you're keeping an eye on your blood pressure or managing hypertension, BOSO's self-test sphygmomanometer offers trusted performance and simplicity.