M 9 Ultra Max smartwatch 2.2 inch amoled Display Bluetooth Heart rate call blood pressure 2 straps Gold Black

Main control chip: SF32LB551

Band Memory: 256M

Call Bluetooth: AB_ 5376A3

Bluetooth version: 5.2

Heart rate chip: 1662

Screen display: 2.01TFT square screen -320 * 386

Battery capacity: 250mAH

Standby time: 25 days

Usage time: about 7 days

Button mode: Full-screen touch

Motor: circular cake motor

Charging interface: wireless charger

Waterproof grade: IP67

Sensor: G-sensor 3-axis

Local dial: 6

Dial market: 50+

Menu Style: 3

APP： Wearfit pro