Feature 1Clear Display With Voice Prompt: The LCD display on this wrist blood pressure monitor provides clear and easy to read results, while the voice prompt feature guides you through the measurement process. 2Accurate Measurements: With advanced pulse scanning and oscilloscope measurement methods, this blood pressuremonitor ensures accurate and reliable readings of your blood pressure and pulse. 3Portable: Wrist electronic blood pressuremonitor is designed to be compact and lightweight, making it easy to carry and use wherever you go. The simple and intuitive operation allows for monitoring of your blood pressure. 4Comfortable And Adjustable Strap: The strap of this blood pressure monitor is not only soft and breathable but also adjustable to fit various wrist sizes. Experience utmost comfort while monitoring your blood pressure. 5Function: The primary purpose of a blood pressure monitoring device is to detect early signs of high blood pressure and effectively prevent serious complications such as stroke, heart problems, and kidney damage.Item Type: Wrist Blood Pressure MonitorMaterial: ABS, LCD, clothMeasurement Method: Pulse scan/oscilloscope measurementMeasurement Range:Blood Pressure: 20-280 mmHgPulse: 40-165 beats/minuteMemory Capacity: 60 sets of measurement data can be recorded per sideBattery Type: Alkaline dry batteries (not included)Battery Type: 2pcs AAA batteriesOperating Temperature And Humidity: +10C - +40C (50-104F), 40% - 85% high temperatureStorage Temperature And Humidity: -20-+50 (-4-122F), 15%-90% humidityWrist Circumference: Approx. 135-195mm / 5.3-7.7in .wang-edit-text{ font-family:'Arial' !important; } .wang-edit-text table { border-top: 1px solid #000; border-left: 1px solid #000; } .wang-edit-text table td, .wang-edit-text table th { border-bottom: 1px solid #000; border-right: 1px solid #000; padding: 3px 5px; } .wang-edit-text table th { text-align: center; }Package List1 x Electronic Blood Pressure Monitor1 x Instruction Manual1 x Storage Box