Fitbit Launches Charge 4 With GPS, Heart Activity Tracking, Sleep Tools, Spotify and More

Fitbit Charge 4
Image: Business Wire
Fitbit has announced Charge 4, its most advanced health & fitness tracker with built-in GPS, heart rate tracker, SpO2, active zone minutes, Spotify, Sleep tools, Fitbit Pay and more. Paired with essential smart features and up to seven days of battery life in a sleek, swimproof design – the Charge 4 comes at an approachable […]