Amazfit GTR 3 Smart Watch

Dimensions: 45.8x45.8x10.8mm

Weight: (without strap) 32 g

Body Material: Aluminum Alloy

Buttons: 2

Display material: AMOLED

Size 1.39″

Resolution: 454×454 PPI

Touch screen: Tempered glass

Anti-fingerprint coating

Battery capacity: 450 mAh

Charging method: Magnetic charging base

Charging time: approximately 2 hours

Battery life: Up to 21 days

Sensors

Health

BioTrackerTM3.0 PPG biometric sensor (supports blood-oxygen, 6PD + 2LED)

Movement

Acceleration sensor, Gyroscope sensor,

Geomagnetic sensor, Barometric pressure sensor, Sensor for

ambient light

Positioning

GPS, GLONASS, Galileo, BDS, QZSS

Connection

Bluetooth 5.1 BLE