Essential features to help you stay connected, active, healthy, and safe.

1. izes: 40mm and 44mm case options.
2. Display: Retina display with 368 x 448 pixels.
3. Material: Woven nylon Sport Loop for comfort and breathability.
4. Water Resistance: 50 meters (swimproof).
5. Connectivity: GPS, Wi-Fi, Bluetooth, and optional cellular.
6. Sensors: Heart rate sensor, accelerometer, gyroscope, altimeter.
7. Features: Fall detection, emergency SOS, sleep tracking, activity tracking.
8. Battery Life: Up to 18 hours.
9. Other: Apple Pay, GymKit support.