Watch Amazfit T-Rex 3 Onyx, W2323GL1N

Quality of sleep: Yes
Ambient light sensor: Yes
Call notifications: Yes
Multisport mode: Yes
Barometric altimeter: Yes
Thermometer: Yes
Activity monitoring: Yes
Timer: Yes
Sun & moon information: Yes
Supported applications: Zepp App
Short Message Service (SMS): Yes
Alarm clock: Yes
Stopwatch: Yes
Gyroscope: Yes
Geomagnetic sensor: Yes
Music control: Yes
Heart rate monitor: Yes
World time function: Yes
Altimeter: Yes
Blood oxygen sensor: Yes
Skin temperature sensor: Yes
Stress monitoring function: Yes
Certification: EN13319, ISO 6425, GB/T 18828certification for freediving to 45 meters
Band material: Silicone
Suggested gender: Male
Shape: Round
Waterproof up to: 100 m
Colour name: Onyx
Market positioning: Smartwatch
Band size: One Size
Band colour: Black
Closure type: Single prong strap buckle
Protection features: Water resistant
Buckle colour: Black
Wrist size range: 145 - 210 mm
Water resistance: 10 ATM
Magnetic charging connector: Yes
Watch case colour: Black
Watch case material: Polymer, Stainless steel
Watch case size: 48.5 mm
Battery capacity: 700 mAh
Battery type: Built-in battery
Battery life: 27 day(s)
Battery life (GPS mode): 42 h
Charging time: 3 h
Width: 48.5 mm
Depth: 48.5 mm
Thickness: 1.38 cm
Weight: 68.3 g
Band width: 2.2 cm
Mobile network connection: No
GPS (satellite): Yes
Mobile network generation: Not supported
FM radio: No
Built-in speaker(s): No
Operating system installed: Zepp OS
Built-in camera: No
Manual: Yes
Charging base: Yes
Watch glass type: Corning Gorilla Glass
Display diagonal: 3.81 cm (1.5")
Display resolution: 480 x 480 pixels
Display type: Digital
Touchscreen: Yes
Pixel density: 326 ppi
Display technology: AMOLED
Wi-Fi: Yes
Bluetooth: Yes
Bluetooth version: 5.2
USB port: No
Bluetooth Low Energy (BLE): Yes