Carent BP 56 Automatic Upper Arm Digital Blood Pressure Monitor is a medical device that incorporates new capabilities, enabling users to improve the ease and accuracy of blood pressure monitoring and management for self-care purposes by patients. The device has an accuracy of ±3mmHg for BP and ±5% for the pulse with arrythmias. The monitor has a WHO classification indicator scale that shows if your BP is normal, high or dangerous. | Uses: It measures the blood pressure level of the user. | Product Specification and Features: Can show the average of the past 3 measurements Display: LCD Date and Time: Yes Battery Type: 2 AAA Measurement Method: Fully Automatic Accuracy of ±3mmHg for BP and ±5% for the pulse | Directions For Use: Read the label carefully before use. | Safety Information: Read the label carefully before use Store in a cool and dry place away from direct sunlight Keep out of reach of children