Retina display with 1000 nits. Workout and Mindfulness apps. Crash Detection automatically connects with emergency services and notifies emergency contacts. Heart Rate app - notifications for high or low heart rate or an irregular rhythm. Sleep app - tracks sleep and shows sleep trends. WatchOS 10. S8 SIP chip. Built-in GPS. Up to 18 hours of battery life. Water resistant to 50 M. Starlight aluminum case. Starlight sports band with pin-and-tuck closure. Case size: 40mm x 34mm x 10.7mm. S/M Band fits wrists 140mm-190mm in circumference.
