The Fitbit smartwatch will be a long-lasting, waterproof, health-focused device | TechRadar
Fitness Watch with Bluetooth Call, 24/7 Heart Rate, Blood Oxygen, Sleep Step Tracker, IP68 Waterproof Fitness Tracker for Women Men and Up to 7 Days Battery Life-Compatible with Android and iOS :
Smartwatch Blogs - Is my Fitbit smartwatch waterproof?
A Comprehensive Guide to Each Waterproof Fitbit | Digital Trends
Fitbit Sense Black - Fitness tracker - LDLC 3-year warranty | Holy Moley
Fitbit Sense 2 Smartwatch GPS/Bluetooth Waterproof HRM Fitness Tracker Black | eBay