Parameter:
Chip:low-power design GR5515 
PPG sensor chip : SFH2201 
Audio chips:TYHX3220 
Blood oxygen chip:GH3220 RF analog front-end+ SFH2201 
Battery Capacity:280mAH 
Screen size:1.83-inch 240*284 HD touch screen 
Bluetooth:Bluetooth:5.1(compatible Android 5.0 and IOS 9.0 above version) 
APP name: H Band 

Function:
Intelligent ECG blood glucose health watch,
ECG, chest patch real-time ECG analysis, ECG monitoring,
non-invasive blood glucose, heart rate monitoring,
blood pressure monitoring, blood oxygen monitoring,
multi-exercise mode, custom dial, online multi-dial,
exercise recording.Sleep monitoring, call and message reminder,
ultra low power consumption and long endurance.Metal alloy case,
silent alarm clock, remote photo, music control, sitting reminder,
drink water reminder, weather display, countdown, shake to take photos, mobile phone search.
Health Monitor:Sleep monitoring, heart rate, blood pressure, sitting reminders, drinking reminders, blood oxygen, blood sugar,
sports modes:Sports steps, sports mileage record, card road consumption, a variety of sports modes.  Movement track (mobile APP display)  

Other functions:Mute alarm clock, remote photo, music control, sedentary reminder, drink water reminder, weather display, wrist light screen, call reminder, SMS reminder, countdown, shake to take photos, mobile phone search, etc