Xiaomi Amazfit GTR 4 Black

Brand:Xiaomi

Technology: n/a

Dimensions:46x46x10.6 mm

Weight: 34 g

SIM: NO SIM

Build: Polycarbonate bottom shell with aluminum alloy frame

Resistance: 5 ATM

Display type:  AMOLED

Display size: 1.43 inch

Resolution: 466 x 466 pixels

Display protection:: Tempered glass with anti-fingerprint and anti-glare coating

Operating system: Zepp OS

Chipset: n/a

Processor: n/a

GPU: n/a

Internal memory: n/a

RAM: n/a

camera: No

WLAN:WLAN 2.4 GHz

Bluetooth: 5.0, BLE

NFC: Yes

RADIO: No

Battery:Non-removable 475 mAh

Charging: n/a

Sensors:Health sensor: BioTracker™ 4.0 PPG biometric sensor (supports blood oxygen, 4PD + 2LED), Acceleration sensor , Gyroscope, Geomagnetic sensor , Barometric altimeter