Large Retina OLED display
GPS
Retina display
50mWater resistant
Swimproof design
High and low heart rate notifications
Irregular heart rhythm notification
Emergency SOS
Fall detection
Compass
Second-generation speaker and mic
Dual-core S5 SiP
Digital Crown with haptic feedback
Built-in rechargeable lithium-ion battery

What's in the box
1 x Apple Watch
1 x Apple Watch Band
1 x 1m Magnetic Charging Cable