![Amazon.com: Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Black/Black, One Size (S &L Bands Included) : Sports & Outdoors Amazon.com: Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Black/Black, One Size (S &L Bands Included) : Sports & Outdoors](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71smqRr0pmL.jpg)
Amazon.com: Fitbit Charge 4 Fitness and Activity Tracker with Built-in GPS, Heart Rate, Sleep & Swim Tracking, Black/Black, One Size (S &L Bands Included) : Sports & Outdoors
![Fitbit Charge 4 review, one month later: All the fitness tracking you could ask for, plus some smartwatch goodies Fitbit Charge 4 review, one month later: All the fitness tracking you could ask for, plus some smartwatch goodies](https://static1.anpoimages.com/wordpress/wp-content/uploads/2020/05/26/fitbit-charge-4-review-hero-scaled.jpg)
Fitbit Charge 4 review, one month later: All the fitness tracking you could ask for, plus some smartwatch goodies
![Fitbit Charge 4 Advanced Fitness Tracker W/ Built-in GPS, Fitbit Pay, 24/7 Heart Rate Tracking, Sleep Score, 7 Days Battery - US Model (Black & Blue S/L Bands Included) Storm Blue Fitbit Charge 4 Advanced Fitness Tracker W/ Built-in GPS, Fitbit Pay, 24/7 Heart Rate Tracking, Sleep Score, 7 Days Battery - US Model (Black & Blue S/L Bands Included) Storm Blue](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/41m-iWghhiS._AC_UF894,1000_QL80_.jpg)