【ECG and Heart Health Analysis】Features ECG functionality and 24-hour dynamic heart rate detection, offering comprehensive heart health monitoring and risk assessment. 【Advanced Sleep and Stress Management】Incorporates 24-hour scientific sleep monitoring, emotion management, and depression risk assessment for holistic well-being. 【Multi-Parameter Health Tracking】Monitors blood oxygen, skin moisture, cortisol levels, and body composition, providing a mini health check-up on your wrist. 【Safety Features】Includes fall detection alarm and SOS functionality for added security, especially beneficial for elderly users or those with health concerns. 【Extensive Sport Modes】Supports 136 sport modes, catering to a wide range of activities from outdoor running to chess, ensuring comprehensive fitness tracking. Specifications: Main Control Chip: JL7013A7 + 128M FLASH Air Pump: Murata Piezoelectric Microblower (silent, compact design for oscillometric blood pressure measurement) Maximum Measurement Range: 400mmHg Gsencor Sensor: DA267 (Ultra-low power 3-axis accelerometer with ±2g/±4g/±8g/±16g selectable range, 16-bit resolution) Heart Rate Sensor: TI AFE4950 (4-channel, supports PPG/ECG signal acquisition, SpO2 monitoring) Vibration Alert: Motor Vibration Reminder Waterproof Rating: IP67 APP Supported Languages (36 Countries): English, Simplified Chinese, Traditional Chinese, Arabic, Bengali, Czech, Danish, German, Greek, Spanish, Persian, Finnish, French, Hindi, Croatian, Hungarian, Indonesian, Italian, Hebrew, Japanese, Korean, Lithuanian, Malay, Norwegian, Dutch, Polish, Portuguese, Romanian, Russian, Slovak, Swedish, Thai, Turkish, Ukrainian, Urdu, Vietnamese Watch Supported Languages (24 Countries): Simplified Chinese, Japanese, English, German, French, Spanish, Portuguese, Thai, Arabic, Italian, Korean, Russian, Traditional Chinese, Vietnamese, Hindi, Dutch, Swedish, Danish, Polish, Turkish, Hungarian, Romanian, Hebrew, Czech (Dial languages: English, Chinese, Japanese) Watch Notification Languages: Chinese, Japanese, Korean, Latin, Cyrillic Latin covers: English, French, Spanish, Portuguese, German, Dutch, Vietnamese, Nordic, Central Europe, Southern Europe, Italian, Southeast Asia, Africa Cyrillic covers: Russian, Eastern Europe, Asia (supports 150+ countries) Display: 2.10" Square IPS LCD Screen (sRGB High Color Gamut) Resolution: 320 × 385 Pixels Connection: Bluetooth-compatible 5.3 Strap Material: Standard Flexible Airbag Strap Device Dimensions: Main Unit 56.6×40.6mm, Thickness 16mm (Including Heart Rate Sensor) Operation: Full Touch Screen Battery: Polymer Lithium-ion Battery Battery Capacity: 3.7V / 400mAh Standby Time: 10-12 Days (Regular Use); 5-7 Days (With 24/7 SpO2 & Scientific Sleep Monitoring) Charging Method: Magnetic Charging Cable Charging Time: Approximately 2.5 Hours Package included 1 x Watch 1 x Charging Cable 1 x English Chinese Instruction Manual Specifications Brand N/A Certificate CE-RED,CE-RoHS,FCC-ID Color As Shown Packaging Type Colored Box Plug Type (For Supply) N/A User Manual (Language) English and Chinese Gross Weight 0.168kg Volume Weight 0.194kg Package Length 12.000cm Package Width 12.000cm Package Height 6.000cm