Redmi Watch 4 (Global Version) BT Calling with GPS and 5 ATM waterProof

Details Technical Specification of Redmi Watch 4 Smartwatch  Display Type: AMOLED Size: 1.97 inches Shape: Square Refresh Rate: 60Hz Technology: LTPS 5Hz Brightness: Up to 600 nits Note: 26% increase in display area compared to previous models Dimensions and Weight Height: 47.5mm Width: 41.1mm Thickness: 10.5mm Weight: 31.5g (without strap) Note: Dimensions exclude strap and protrusions Build and Design Frame Material: Aluminum alloy Colors Available: Two classic colors (specific names not provided) Crown: Stainless steel rotating crown Strap Attachment: Next-gen quick-release structure for easy strap replacement Water Resistance Rating: 5ATM Suitable for: 18 aquatic sports Feature: Automatic water drainage function Straps Default Options: Obsidian Black: TPU material, size 135mm ~ 205mm Silver Gray: TPU material, size 135mm ~ 205mm Note: Additional strap options available separately Battery Capacity: 470mAh Battery Life: Typical Usage Mode: 20 days AOD (Always-On Display) Mode: 10 days Long Battery Mode: 30 days Charging: Portable magnetic charging Sensors Heart Rate Sensor: 4-channel PPG sensor configuration (includes blood oxygen sensor) Motion Sensors: Accelerometer Gyroscope Environmental Sensors: Ambient Light Sensor Navigation: Electronic Compass Positioning Systems Built-in GNSS chip Supported Systems: GPS, Galileo, Glonass, BeiDou, QZSS Connectivity Bluetooth: Supported (version not specified) Bluetooth Calling: Supported with built-in microphone and speaker User Interface Input: Touchscreen and rotating crown Customization: 200 stylish watch faces available Health and Fitness Features Heart Rate Monitoring: Continuous, all-day monitoring Blood Oxygen Saturation (SpO2) Monitoring: All-day monitoring with low oxygen alerts Sleep Monitoring: Tracks sleep stages (deep sleep, light sleep, REM) Stress Monitoring: Continuous with breathing exercise prompts Sports Modes: 150 modes including outdoor/indoor running, walking, cycling Workout Features: Independent satellite positioning for route tracking Pre-workout warm-up guides with motion pictures Additional Features Notifications: Call, message, and app notifications Emergency SOS: Quick triple-press of crown button to alert emergency contacts Data Sync: Compatible with Mi Fitness app, Strava, and Apple Health Package Contents Redmi Watch 4 Magnetic charging cable User Manual (including warranty notice) System Compatibility Requires smartphone with Android 6.0 or iOS 12.0 and above Official Xiaomi Website More products from EBD Express