Selling Points 1.39 inch 360*360 HD touch screen with medical 316 steel bottom shell Bluetooth call with Siri voice assistant, you can dial and answer calls on SACOSDING watch, also can check call log and contacts on SACOSDING watch. SOS emergency call 24 hours heart rate monitoring, blood pressure, blood oxygen and body temperature measurement, pressure monitor, sleep monitor. 20 Sports modes supported (walk, run, cycling, breath training, hiit, pland, rope skiping, hiking, yoga, climb, spinning bike, rowing machine, stepper, elliptical, basketball, tennis, badminton, football, baseball, rugby), record your steps, calorie and distance. Remote care, add parents or friends as friends to each other on the app, and you can view each other's daily mileage, calories, sleep time, measured heart rate, blood pressure, and other health data remotely. Customized watch face with massive dial market for your preference.Language Watch language support:Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish, Turkish APP language:Chinese, Traditional Chinese, English, Japanese, Korean, German, Russian, Spanish, Italian, French, Portuguese, Swedish, TurkishMain FunctionsBluetooth call, SOS emergency call, real-time heart rate measurement, photoelectric automatic blood pressure measurement, Independent and accurate blood oxygen measurement, Precise body temperature measurement, sleep monitoring, stress monitor, multi-exercise mode, custom dial, online multi-dial, exercise recording, message reminder and push, call reminder/reject, ultra low power consumption and long endurance, silent alarm clock, remote photo, music control, sedentary reminder, drink water reminder, weather display, countdown, shake to take photos, mobile phone search, stopwatch, timer, flashlight, raise wrist to brighten the screen, find watch, OTA upgrade, 7-day rolling storage of historical data.App Deepfit Support Android 4.4 and IOS 8.2 above versionSpecification Screen: 1.39" full touch 360*360 HD Wath head weight: 41g Watch head dimensions: 46mm*12mm Band width: 22mm Wrist Size: 150-260mm Case Material: Zinc alloy case + ABS Bottom Material: 316 Medical Steel+ ABS Bluetooth: 5.0 BLE Dual mode (low power consumption) Flash: 128Mb CPU: REALTEK RTL8762D Optoelectronic chip: VP60A2 Heart Rate (Dynamic accurate dual PD heart rate Collection) Acceleration sensor: Support, SENSORTEK (Sheng Jia) STK8321 Inflatable blood pressure measuring chip: BP006 Special for oscillometric blood pressure function Temperature sensor: CT1711 Blood oxygen sensor: VP60A2 blood oxygen heart rate+analog front-end VC9202 Accelerometer sensor: Support, SENSORTEK (Sheng Jia) STK8321 Battery capacity: 280mAh polymer battery with 7-10 days of use, 30 days of standby Dual mode dial-up Bluetooth calling: support Waterproof level: IP67Package included SACOSDING Smart watch *1 Manual *1 Charge cable *1 Packing box *1