Fitbit announces Charge 3 with fresh design, updated screen and longer battery life
HiCart.com - Watch out for Black Weekend! The Fitbit Charge 3 Watch has 24/7 Heart Tracking, Fitness and Sleep Tracking, and up to 7 days of Battery Life! It is even water-resistant
Introducing Fitbit Charge 3 - YouTube
Fitbit Charge 3 Review - Best New Features of the $150 Tracker