ZW66 2.01 inch BT5.1 Fitness Wellness Smart Watch, Support Bluetooth Call Sleep Blood Oxygen Heart Rate Blood Pressure Health Monitor 1. APP Name: FitCloudPro 2. Display screen: 2.01-inch square color screen 3. Resolution: 240 x 296 4. Bluetooth: 5.1 5. battery: 300mAh 6. Battery life: a. Battery saver modes: 15 days b. Typical Usage Modes: Up to 7 days 7. Compatible with smartphone systems: Android 4.5 or IOS 8.0 or above systems, and supports Bluetooth 4.0 Android smartphones 8. Support system language: Simplified Chinese, English, Japanese, Korean, German, French, Spanish, Arabic, Russian, Traditional Chinese, Ukrainian, Italian, Portuguese 9. APP language: Arabic, Bulgaria, Czech Republic, Denmark, Germany, Greece, Spain, Persia, Finland, France, India, Croatia, Hungary, Indonesia, Italy, Hebrew, Japanese, Korean, Malay, Norway, Netherlands, Poland, Pashtun, Portugal, Romania, Russian, Slovakia, Slovenia, Sweden, Thailand, Turkey, Ukraine, Vietnam 10. Charging method: magnetic suction charging mode 11. Master chip: 8959T6 12. RAM: 128M 13. G-sensor model: STK8321 14. Wristband width: 22mm silicone watch strap 15. Case: zinc alloy 16. Heart rate sensor model: Day Easy Core 3602 17. Charging voltage: 5.0V 18. Product Features: Step counting, exercise time, exercise mileage, calorie expenditure, sleep monitoring, 30 days of exercise sleep data, Real-time heart rate measurement (dynamic, static), blood pressure measurement (can be set timing blood pressure measurement), Blood oxygen measurement, Custom alarm alerts, sedentary alerts, incoming calls alerts, push messages (SMSQQWechat Taobao, Alipay, Facebook, Twitter, WhatsApp, Instagram, LinkedIn, Messenger, Skype, line, kakao talk, Gmail, Snapchat, push messages prompted by the phone, Custom dial, massive online dial, turn wrist bright screen, time display, remote photos, cinema mode settings, find wristbands, WeChat sports, support APP air upgrade, multi-sports mode 19. Motor type: flat 0827 20. Battery type: polymer battery