Pre-owned Xiaomi Watch H1 E

The Xiaomi Watch H1 E is a medical-grade wrist blood pressure monitor with accurate blood pressure and comprehensive health tracking features.

• The description claims the device complies with national medical device standards.
• The description claims it supports dynamic and spot blood pressure measurements with a clinical-grade error of ±3 mmHg.
• The description claims it offers heart rate, blood oxygen, sleep, stress, and skin temperature monitoring.