Garmin Instinct 2S, Surf-Edition, Smaller-Sized GPS Outdoor Watch, Surfing Features, Multi-GNSS Support, Tracback Routing, Waikiki

Rugged GPS smartwatch is water-rated to 100 meters and thermal- and shock resistant with fiber-reinforced polymer case and scratch-resistant Corning Gorilla glass; designed to fit a smaller wrist
Battery life: up to 21 days in smartwatch mode; up to 22 hours in GPS mode
Windsurfing and kiteboarding activities let you measure your GPS position, speed, distance and heart rate; plus, see elevation for your kiteboarding jumps
Works with Surfline Sessions, which creates a video of every wave you ride in front a Surfline camera, so you can watch them later and see how you did
Built-in sports apps for running, biking, strength training and more
Live the ultimate connected life with smart notifications and Connect IQ compatibility when paired with your compatible smartphone.
Track your adventures with the built-in 3-axis compass and barometric altimeter, plus multiple global navigation satellite systems (GPS, GLONASS and Galileo)
Understand your body better with all-day health monitoring features that track your heart rate, sleep, Pulse Ox, respiration and more (Pulse Ox not available in all countries. This device is intended to give an estimation of your activity and metrics; it is not a medical device)
Record the number of waves surfed, maximum speed and distance by using the surf activity profile; tide data lets you stay up to date on ocean conditions