High-Definition AMOLED Display1.56-inch AMOLED screen with 480*480 resolution offers a vibrant and clear visual experience for all your health and fitness data. Advanced Heart Health MonitoringFeaturing ECG+PPG (electrode + photoelectric) technology for comprehensive heart rate monitoring, generating ECG reports, HRV reports, and ECG playback. Dual-Mode Bluetooth-compatible CallingEnjoy seamless communication with dual-mode Bluetooth-compatible calling and intelligent voice assistant support. Offline Payment CapabilityConvenient NFC-enabled offline payment support for easy transactions on the go. Comprehensive Health TrackingMonitor your body temperature, sleep patterns, heart rate, and overall health with advanced sensors and algorithms. Multi-Sport ModesChoose from 50 different sport modes including walking, running, mountain climbing, cycling, rope skipping, basketball, football, and more for precise activity tracking. Specifications: Display: 1.56-inch AMOLED, 480*480 resolution Dimensions: 265*48*11.5mm Weight: 64g Main Chip: JL7013A Memory: 128Mb Sensors: Accelerometer, ECG (GH3228T), PPG (GH3228T), Temperature Bluetooth-compatible: Version 5.3 LE Battery: 3.8V 440mAh lithium Charging: 2PIN magnetic charging Water Resistance: IP67 Controls: Touchscreen, 1 side button + rotary dial Materials: Metal alloy case, PC+ABS bottom, TPU strap Supported OS: iOS 10.0+, Android 5.0+ APP name: H Band Languages supported on the watch: Simplified Chinese, Traditional Chinese, Japanese, English, German, French, Italian, Spanish, Portuguese, Russian, Polish, Vietnamese, Arabic APP (follow phone): Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Thai, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese, Arabic, Korean Package included: 1 x Watch 1 x Charging Cable 1 x English and Chinese User Manual