Chronus Medical-Grade Health Monitoring Watch, ECG/blood oxygen/HRV monitoring, long battery life, SOS emergency call,support 4G

1. Health monitoring function (medical-grade precision detection)
ECG electrocardiogram analysis: professional-grade electrocardiogram detection, helping to identify abnormal heart rhythm

EDA skin conductance test: monitor stress level and evaluate body stress response

HRV heart rate variability detection: analyze the state of the autonomic nervous system and evaluate the body's recovery ability

Red light blood oxygen monitoring (SpO2): 24-hour blood oxygen saturation monitoring

Micro-physical examination function: one-click rapid detection of multiple health indicators (such as heart rate, blood oxygen, pressure, etc.)

Low oxygen wake-up: automatic vibration + sound alarm when blood oxygen is too low during sleep to prevent health risks

2. Safety protection function (especially suitable for the elderly/outdoors)

SOS emergency call (long press the button to automatically send location + help information to emergency contacts)

Fall detection (supported by some models, automatically triggering an alarm when accidentally falling)

3. Communication and convenience functions
Independent 4G full network access (supports SIM card insertion, can make calls, send and receive text messages)

2.1-inch ultra-large high-definition touch screen (high brightness, wide viewing angle, more convenient operation)

4. Sports and fitness functions
Multiple sports modes (running, cycling, swimming, walking and other 10+ professional records)

Real-time sports data monitoring (heart rate, steps, calories, GPS track record)

5. Battery life and durability
530mAh large-capacity battery (3-5 days of daily use, pure standby up to 10 days)

Magnetic fast charging (15 minutes of charging can be used for 1 day)

Wear-resistant metal body + tempered glass mirror

6. Smart life assistance
Weather push, alarm clock, sedentary reminder, music control

Compatible with iOS/Android phones, synchronize data to health APP

Product positioning: An all-round smart wearable device that takes into account accurate health monitoring, safety protection, independent calls and sports tracking, suitable for middle-aged and elderly people, health caregivers and sports enthusiasts.