Brand : Amazfit

Type : Smartwatch

Model : GTR 2

Color : Obsidian Black

Size (square) : 46.4*46.4*10.7mm

Weight : 39g (without strap)

Body : stainless steel

Buttons : 2 buttons

Waterproofing Grade : 5 ATM

Battery Capacity : 471 mAh (typical value)

Charging Method : Magnetic Charging Stand

Charging Time : About 2.5 hours

Typical Usage Battery Life : 14 days

Basic Usage Battery Life : 38 days

Heavy Usage Battery Life : 6.5 days

Strap Material : Silicon or Leather, Quick release

Width : 22mm

Clasp : Classic Pin Buckle

Screen Material : AMOLED

Screen Size : 1.39 inches

Screen Resolution : 454x454

PPI : 326

Touch Screen : Tempered glass anti-fingerprint coating ODLC coating

Sensor Health : Huami self-developed BioTracker™ 2 PPG (support blood oxygen) biological data sensor

Sensor Movement : Air pressure sensor, Acceleration sensor, Gyroscope sensor, 3-axis geomagnetic sensor, Ambient light sensor

Sensor Connection : Bluetooth 5.0 WLAN 2.4GHz

Sensor Positioning : GPS + GLONASS

Packing List : Watch body (including standard strap) / charging base / instruction manual

Supported Devices : Android 5.0 or iOS 10.0 and above

Application : Zepp App