Charge is a wireless activity, sleep wristband and watch from Fitbit. During the day, it tracks steps, distance, and calories burned. At night, it tracks your sleep quality and wakes you silently in the morning. It has an OLED display to show how you stack up against your personal goal but also to display the time and display called ID. Charge is also equipped with wireless syncing to both your smartphones and computers.

Charge comes in black purple, blue and green.