Material: zinc alloy middle frame + silicone strap 1.3″ AMOLED 360*360 Chip: CPU:8763E APP: onwear pro 260mAh battery life about 15 days Health screening detection: real-time heart rate detection, blood oxygen detection, sleep analysis, sedentary reminder Multi-language functions: Bluetooth calls, NFC, offline payment, voice assistant, local music (optional) Multiple sports modes, heart rate, sleep, blood pressure, blood oxygen, Bluetooth music control, camera, clock (5 dials), stopwatch, alarm clock and message reminders, etc. Two-color film bottom shell Waterproof level: IP73 waterproof Language: Chinese, English, German, Russian, Spanish, Portuguese, French, Japanese, Italian, Polish (Default: English) Stock color: Silver