Key Features:

Display Type: AMOLED Narrow-edge Quadrilateral Display
Screen Size: 1.72'' | Moisture-resistant touch control
Resolution: 212 x 520, 326 PPI
Screen Brightness: HBM 1500nits
Water Resistant Level: 5 ATM
150+kinds of sports modes | New swimming heart rate monitoring | New electronic compass sensor for more accurate swimming data
5Hz ultra-low refresh rate for ultra-low power consumption
Refresh Rate: 60Hz high refresh rate for smooth usage
Battery: LiPo, 233mAh
Standby Time: 21 days for normal use |  9 days AOD use
Charging Time: Approx. 1 hour
Sensors: Accelerometer + Gyroscope + Electronic compass + PPG sensor

General Features:

Wireless Connectivity: BT5.4
Strap Material: Standard: TPU
Ceramic: Fluororubber
Weight: Standard: 15.95g without strap
Ceramic: 23.05g without strap
Dimensions: Standard: 46.57*22.54*10.95mm
Ceramic: 47.74×23.94×10.95mm