1. The product is not a medical device. Message content is for reference only, and should not be used for clinical diagnosis.

2. Not applicable to users under age 18, or those diagnosed with other types of arrhythmia. Please read the instructions thoroughly.

3. in the case of arrhythmia measuring blood pressure, can lead to blood pressure measurement error.

4. This product measures radial blood pressure at the wrist, blood viscosity is high, poor circulation, and vascular sclerosis patients (such as diabetes, hyperlipidemia, hypertension, cerebral thrombosis, etc.), which may cause data measurement error.

5. measurement, please lift the wrist with this product to flush with the heart.

6. 5-10 minutes before the measurement do not do vigorous exercise, sitting or lying position, please don't talk during the measurement process.

7. This product can be worn during shallow water activities, such as swimming in pools and shallow waters along the coast, but not for long periods of time in the water. It should not work in hot showers, hot springs, or saunas (steam rooms), nor during platform dives, high-pressure rinsing, or other activities that involve high water pressure, high temperatures, high levels of humidity, or fast-flowing water. It is not suitable for scuba dives, or technical dives. Ri