24-hour body temperature automatic monitoring, heart rate blood oxygen saturation monitoring, blood pressure, step counting, distance, calories, sleep monitoring, call reminder (caller number/name), message reminder, alarm clock reminder, raise the wrist screen, exercise mode (running, Cycling, climbing, walking, basketball, football, badminton, skipping rope, swimming, etc.



















![Smart Watch KNAX-F400 (F400 watch) for Men Women [46mm], Bluetooth Call, 24/7 Heart Rate/SpO2/Sleep/Stress Level Monitor, 120+ Sports Modes, GPS Fitness Tracker, Water Resistant Smartwatch for Android/IOS.](https://joeme.fit/wp-content/uploads/2024/07/1-300x300.jpg)











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