Key features
- Screen. 1.74″ AMOLED, 480 × 336 pixels — text and training figures stay readable in bright light.
- Up to 21 days of battery. One charge lasts three weeks; it charges from a magnetic dock.
- Heart rate and sleep tracking. The optical sensor reads heart rate around the clock and splits sleep into stages.
- Fits wrists 135–205 mm. Suits slim and larger wrists alike; the case is narrow and unnoticeable in bed.
- Water resistant. No need to take it off for a shower or a swim.
