DescriptionDigital Blood Pressure MonitorsPower: AC adapter (Not included,): 5V/1A Or 4 x AAA batteries (included)Attention Before Measuring 1. Avoid speaking or moving body parts while testing. 2. Wait 3 minutes or longer before re-testing. 3. Avoid eating, exercising, and bathing for 30 minutes prior to testing. 4. Sit in a calm environment for at least 5 minutes prior to testing. 5. Do not stand while testing. Sit in a relaxed position while keeping your wrist level with your heart (normally test with left wrist). 6. While testing, avoid strong electromagnetic interference such as microwave ovens and cell phones. 7. Test at the same time every day, on the same wrist (normally test with left wrist), in the same position. 8. This blood pressure monitor is not recommended for people with severe arrhythmia. 9. Older than 70 years old, it is recommended to use the arm blood pressure monitor, because the measurement data will be more accurate. 10. The measurement results will be influenced by various uncertainties. It is recommended that the first measurement data can be ignored and subject to the average value measures.
