F400 Smart Watch ECG Health Tracking Watch | Blood Lipid Uric Acid Glucose Monitor Smartwatch OEM Wholesale

  F400 ECG Health Tracking Smart Watch   F400 is a new upgraded round smart watch with a large 1.55-inch high resolution full screen and titanium alloy craftsmanship. It serves as your daily health companion, equipped with comprehensive body monitoring functions to track physical status all day long.   ✅ Main Functions • ECG electrocardiogram & HRV heart variability analysis • 24-hour sleep monitoring • SOS fall detection & emergency alert • Red & infrared blood oxygen automatic monitoring • All-day stress level tracking & metabolism assessment • Non-invasive blood glucose monitoring with calibration • Automatic blood lipid, uric acid monitoring • Built-in voice assistant for easy operation • 158 sports modes for fitness recording • Local music playback & control   Multiple watch straps are optional, including metal strap, silicone strap and leather strap to match different daily and business scenarios.   We support bulk wholesale, custom logo, customized packaging…