QS16 Pro 1.83 inch BT5.0 Smart Sport Watch, Support Bluetooth Call / Sleep / Blood Oxygen / Temperature / Heart Rate / Blood Pressure Health Monitor(Blue)

General specifications:1. Product size: 45x10mm2. Case material: PC+ABS3. Strap material: silicone strap4. Product weight: 37g5. Waterproof level: IP676. Battery life: 7-10 days (depending on usage scenarios)7. Charging time: Less than or equal to 3H8. Compatible with smartphone systems: Android 4.4 or IOS 8.0 or above systems that support Bluetooth 5.0 BLE9. Watch firmware language: Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, Korean, Dutch, Hindi10. APP language: Russian, Indonesian, German, Italian, Czech, Japanese, French, Polish, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Arabic, KoreanHardware Configuration:1. CPU: RK8752X2. RAM: 160KB3. ROM: 384KB4. Flash: 64Mb5. Heart rate chip: VC116. Bluetooth: BLE5.07. Display: 1.83 inch, 240×280 IPS display8. Physical buttons: 19. Touch: Full screen touch10. Battery: 270mAh Software configuration:1. Other functions: QQ/WeChat/Facebook/Line/WhatsApp and other reminders2. Basic functions: weather, incoming call, Information reminder, Pedometer, Alarm clock,