9-fold AI precise positioning: Remote trajectory tracking a child's location is always known 1.89-inch color large screen: Dazzl large screen with delicate colors Waterproof and sweatproof: Daily handwashing does not require taking off a watch HD video Calling: High definition video call ReaI time communication visible Soft silicone Strap: Adjustable elastic band, suitable for various types of hand shapes, comfortable to wear Specifications: Shell Material: PC+ABS CPU: Spreadtrum 8541 Quad-Core Available Memory: 1GB+16GB Touch Panel: Tempered Glass Main Screen: 1.89-inch landscape screen with 284*240 pixels Vibration: Supported Camera: Dual cameras, 300,000 pixels Charging: Magnetic suction charging Heart Rate: Supported Blood Oxygen: Supported (algorithm reference) Blood Pressure: Supported (algorithm reference) Bluetooth Function and Version: BT4.2 Alarm: Supported Calculator: Supported Real-Time Steps: Supported Call Frequency Bands: 2G: B2/B3/B5/B8, 3G: B1, 4G: FDD: B1/B3/B7/B20, TDD: B38/39/40/41 Battery Capacity: 720mAh Location Method: GPS+WIFI+LBS base station positioning Real-Time Positioning: Supported Historical Trajectory: Supported Voice Calls: Supported Voice Messaging: Supported Video Calls: Supported SOS Emergency Call: Supported Block Unknown Calls: Supported Class Mode: Supported Alipay: Supported WeChat: Supported QQ: Supported TikTok): Supported App Downloads: Supported Android Version: Android 9.0 Battery Life: Standby for 4 days, normal usage for 2 days, continuous use for over 5 hours Language: English, Russian, Traditional Chinese, Vietnamese, French, German, Spanish, Arabic, Thai, Romanian, Hindi, Simplified Chinese, Dutch, Filipino, Czech, Polish, Japanese, Turkish, Portuguese, Slovak, Ukrainian, Greek, Indonesian, Korean Package included: 1 x Smart Watch 1 x Charging Cable 1 x English Manual Other items not included