Omron Self-Take Blood Pressure Kits have a no-stop pin with a 300mm Hg aneroid gauge with an easy-to-read scale. This self-take blood pressure kit has a professional grade stethoscope sewn into the cuff. The inflation bulb is made from latex, has a pressure valve, and is designed for manual inflation/deflation of the cuff. These blood pressure units for low prices are very helpful for the patient.