Parameter:

Chip:low-power design GR5515 

PPG sensor chip : SFH2201 

Audio chips:TYHX3220 

Blood oxygen chip:GH3220 RF analog front-end+ SFH2201 

G-Sensor:Rohm KXTJ3-1057 

Battery Capacity:280mAH 

Screen size:1.91-inch 240*284 HD touch screen 

heart rate/blood pressure:Green light PPG 

Waterproof:waterproof ip68 

Bluetooth:Bluetooth:5.1（compatible Android 5.0 and IOS 9.0 above version） 

Operation mode:Full touch screen+button 

Material:Zinc Alloy case+Abs 

Strap:Environmental protection silicone strap / leather strap / steel strap 

Charging mode:Magnetic suction charging line

APP name: H Band