Memory
Charge 3 stores your data, including daily stats, sleep information, and exercise
history, for 7 days. For best results, sync your tracker daily.
Display
Charge 3 has an OLEDdisplay.
Wristband size
Wristband sizes are shown below. Note that accessory wristbands sold separately
may vary slightly.
Small wristband Fits a wrist between 5.5 - 7.1 inches (140 - 180 mm)in circumference
Large wristband Fits a wrist between 7.1 - 8.7 inches (180 - 220 mm)in circumference
Environmental conditions
Operating Temperature
14° to 113° F
(-10° to 45° C)
Non-operating Temperature
-4° to 14° F
(-20° to -10° C)
113° to 140°F
(45° to 60° C)
Maximum Operating Altitude
30,000 feet
(9,144 m)
Learn more
To learn more about your tracker and dashboard, visit help.fitbit.com.
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