In general, it is wise to invest in something that you will use frequently. There are a few problems, but they aren't major.
Smart bracelet Xiaomi Mi Smart Band 5 Global, black
244 Review
Impressive IPROVEN BPM-417 - Digital Wrist Blood Pressure Monitor For Home Use - Large Cuff And Heart Rate Monitor - Real-Time BP Reading With Wrist Guide, Movement Sensor, And Backlight
42 Review
POLAR H10 HR Sensor: Bluetooth Enabled, 🏋️ Black, M-XXL – Advanced Accuracy for Heart Rate Monitoring
39 Review
SadoTech Necklace: A Wireless Medical Alert System For Caregivers And Seniors
44 Review