Thermometer & body tester - health comes first. In order to work well, you have to be healthy. For this reason, you often keep an eye on your health condition, such as blood pressure, weight, heat rate and so on. This mark of fitness mf-36 compact semi-automatic sphygmomanometer is designed for testing blood pressure. It is semi-automatic, so it is easy to use. At the same time, it is quality guarantee, and it can test precisely. It is a good assistant for your health. Take it, and keep health from now on.features semi-automatic design, easy to use provide precise testing result it has a digital screen display memory storage lasts 30 readings it is safe to use lightweight and portable specifications skunthmf36upc757549000366power supply4* 1.5v aa battery (not included)displaylarge digitalmemory storelast 30 readingsweight19.19 oz / 544 gpackage includes 1 x compact semi-automatic blood pressure monitor .