Fitbit Charge 3 - Graphite/Black

A smart bracelet full of Fitbit most advanced sensor technology and algorithms. With waterproof design. Touch display. More than 15 ways to practice. In-device smart features. Up to 7 days on one charge. What are the most significant improvements over Charge 2? The aluminum case- the bracelet is 20% lighter A 40% larger display and almost twice the brightness Multicolor (Grayscale) touchscreen An average of 2 days of longer battery life per charge Water resistance up to 50 meters Cover l