Garmin Swim 2 GPS Swimming Smartwatch

-Monitors underwater wrist-based heart rate during swim activities 

-Pool swim mode: records distance, pace, stroke count, stroke type and SWOLF (gauges swimming efficiency) 

-Open-water swim mode: uses built-in GPS for swims in lakes, oceans or rivers; records distance, pace, stroke count, SWOLF, stroke rate and stroke distance 

-Offers advanced features for staying on pace, logging drills and more -Includes free online analysis, custom workout creation, storage and sharing on Garmin Connect online community 

-Battery life: up to 7 days in smartwatch mode, 12 hours in GPS and optical heart rate (OHR) mode and 2.5 days in pool and OHR mode