Bluetooth Calling AI Voice Assistant Life Waterproof Sports Smartwatch 1. Bluetooth version: 5.1 2. Screen resolution: 360 x 360 3. Battery capacity: 220mAh 4. Charging method: magnetic 5. Battery voltage: 3.7V 6. Power supply: 5V 1A 7. Memory: 128MB 8. Screen size: 1.32-inch IPS 9. Waterproof level: daily waterproof 10. Case material: titanium alloy Functions: 1. Bluetooth call: answerreject call, make call 2. Exercise: multiple exercise modes, exercise pedometercalorie consumptionexercise recordexercise time 3. Health monitoring: heart rate, blood pressure, blood oxygen, sleep monitoring 4. Information push: SMS, QQ, WeChat, Skype, Facebook, Twitter, Line, WhatsApp, other (push mobile phone prompt information) 5. Other functions: voice assistant, band language switching, dial selection, music control, remote photography, call reminder, raise your hand to light up the screen, weather display, time display, stopwatch, clock, find bracelet, find mobile phone, etc. 6. Supported languages: English, Chinese, German, French, Italian, Spanish, Japanese, Polish, Russian, Portuguese, Arabic, Hebrew