The NatureSpirit Advanced Electronic Blood Pressure Monitor With Analytical Software features large, easy to use one touch operating buttons with large LCD screen displays blood pressure and heart rate reading. It can accurately take systolic and diastolic pressure and heartbeat readings. Auto power off after 3 minute non-use. There are three user group and 99 memory storage for each group. USB connectivity and data analysis software let user down load all the measurement stored in the memory to computer. Included software can do trend graph, analytical diagrams, generate report and print. The Digital USB Blood Pressure Monitor And Heart Rate Monitor can also add, edit note, users medical condition, drug usage and other information. The Blood Pressure Machine For Home Use & Oximeter Port also features the unique oximeter probe connection USB port to measure blood oxygen saturation level (SpO2) with an optional probe. NatureSpirit Advanced Digital Blood Pressure and Heart Rate Monitor with Analytical Software & Oximeter Port: * USB connectivity * With included software, you have unlimited memory space for long term study * mmHg and kPa selectable * Digital USB Blood Pressure Monitor And Heart Rate Monitor can measure blood oxygen saturation level with optional probe