Specifications:New digital wrist blood pressure monitor & heart beat meter.Intelligent automatic compression and decompression.Measure systolic， diastolic and pulse at the same time.Easy to operate， switching button to start measuring.Test Scope:Pressure: 0-299mmHgHeart Beat: 40-200/minuteTest Accuracy: Pressure +/-3mmHg Heart Beat +/-3%60 store groups memory measurements.3 minutes automatic power saving device.Intelligent device debugging， automatic power to detect.Local Tests for: wrist circumference as 135-1 95mm.Large-scale digital liquid crystal display screen.High-accuracy.Typical blood pressure monitors are big， bulky， and nearly impossible to use.Without assistance. Just use the velcro straps to easily secure monitor to your wrist and push the blue button.In less than one minute you'll have systolic blood pressure， diastolic blood pressure and your pulse rate.The display is large and easy to read.Systolic & diastolic pressure.Large， easy to read display.Type: Blood Pressure MonitorDisplay: Digital LCDMain Color: WhitePressure Accuracy: 3mmHgPulse Accuracy: 5%Working Temperature: 5-40Power Supply: DC 3V AAA Battery x 2 (NOT Included)Humidity and Temperature for Use: HumiditySevice Life: About 10000 TimesSize: 70mm x 72mm x 23mm/2.76" x 2.83" x 0.91" (Approx.)Notes:Due to the light and screen setting difference， the item's color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes: 1 x Digital Wrist Blood Pressure Monitor & Heart Beat Meteryour satisfactions are our aim， your demands are our responsibility.