1.83-inch high-definition large touch screen, electrocardiogram, chest patch real-time ECG analysis, ECG belt monitoring, non-invasive blood sugar, heart rate monitoring, blood pressure monitoring, blood oxygen monitoring.Multi-sport mode, custom dial, online multi-dial, sports record. Sleep monitoring, incoming call and message reminder, ultra-low power consumption and long battery life.Metal alloy casing, silent alarm clock, remote camera, music control, sedentary reminder, drink water reminder, weather display, countdown, shake to take pictures, mobile phone search.APP name: H Band.CPU chip: low power consumption GR5515, PPG sensor chip: OSRAM SFH2201.ECG chip: TYHX3220, blood oxygen chip: GH3220 analog front end and OSRAM SFH2201.Gravity acceleration sensor: Rohm KXTJ3-1057, heart rate: green light PPG.Battery: 280mAH (Seiko protective plate polymer pure cobalt battery).Display: 1.83-inch 240x284 high-definition touch screen.Bluetooth: Bluetooth 5.1 (Android5.0 above, IOS9.0 above).Waterproof: IP68 level, touch: full touch screen (full lamination screen).Shell material: alloy metal and plastic, strap: environmentally friendly TPU strap / leather strap.Charging method: USB magnetic suction 2pin charging cable (with protection).Health monitoring: sleep monitoring, heart rate, blood pressure, sedentary reminder, drink water reminder, blood oxygen, blood sugar,Sports step counting: sports steps, sports mileage records, calorie consumption, multiple sports modes. Motion trajectory (displayed by mobile phone APP).Standby time: 30 days of standby, 4-7 days of daily battery life (the above data are from the factory laboratory, and may vary due to personal use environments and processes).Life assistant functions: silent alarm clock, remote camera, music control, sedentary reminder, drink water reminder, weather display, raise the wrist to brighten the screen, call reminder, SMS reminder, countdown, shake to take a photo, mobile phone search, etc.APP language: Chinese (Simplified, Traditional), Korean, Japanese, English, German, French, Italian, Spanish, Portuguese (Portugal), Russian, Hungarian, Turkish, Indonesian, Polish, Czech, Greek English, Swedish.Firmware languages: Russian, Hungarian, Turkish, German, Italian, Czech, Slovak, Japanese, French, Polish, Persian, Simplified Chinese, Traditional Chinese, English, Portuguese, Spanish, Vietnamese , Arabic, Korean.Product color: 5 colors (TPU strap: black, red, blue) (leather strap: black, brown)"Packing list: watch, charging cable, instruction manual, packing box, watch strap, ECG belt.Watch size: 260x35x12MM (length, width and height)