Highlights:1.Wrist type blood pressure monitor, battery powered(batteries not included), Large display screen(NO backlight)2.Voice Broadcast: The bp monitor will tell you the result after measurements. Suitable for the seniors and people with poor vision. The voice function can be turned off if you don't need it3.Dual-user Mode: This bp monitor supports 2 users data storage, each user for 99 set of data memory with date & time stamp. Tack of your fitness and compare trends over a period of time4.Irregular Heartbeat Detector: Updated irregular heartbeat detector detects and alerts you of irregular heartbeats during measurement and gives a warning signal on screen timely5.Tips: keep the monitor as the same height as the heart when measurement, relax and don't move. Don't drink alcohol or coffee, eating, smoking, exercising and bathing in 30 minutes before measuringDetails:wrist blood pressure monitorStay healthy and make the most of your days with blood pressure measurement. What makes our machine unique? Following are the main features:Accurate readings by the average value of the latest three recordsQuick measurement for a more comfortable experience that's less than 45 secondsVoice broadcast in the whole process makes poor vision elder could easy to useTime and date are convenient to keep track of your health status and analyze trends over a period of timeIrregular heartbeat detectorPackage Includes:1* wrist blood pressure monitor