D Four Ultra 3
7+1
Heart rate Sensor
Bluetooth calling
Sedentary reminder
Sleep monitor
Alarm
Barometer
Brightness Adjusting
Shape: Square
Weight: 50g
Display: IPS
Compatible OS: Android & iOS
Bluetooth: V5.0
Speaker: Yes
Microphone: Yes
Battery Capacity 200 mAh
Best price guaranteed
D Four Ultra 3