Fenix 5s not so water proof. Went to do an ocean swim and came back to shore and screen was black. Happened 3 weeks ago. Opened the case today, this is what
Garmin Advanced Swim Features | new to 945 & Fenix 6 Series
The Fascinating Reason Why The Garmin FR945 & Fenix 6 No Longer Shows Pool Temperature | DC Rainmaker
Garmin Advanced Swim Features | new to 945 & Fenix 6 Series
Amazon.com: Garmin Fenix 5 - Slate Gray with Black Band (Renewed) : Electronics