Operation Manual

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Display
Ionic has a color LCD display.
Wristband size
Wristband sizes are shown below. Note that accessory wristbands sold separately
may vary slightly.
Small wristband
Fits a wrist between 5.5 and 6.7 inches in circumference
Large wristband
Fits a wrist between 6.7 and 8.1 inches 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)
Water Resistant
Water resistant up to 50 meters
Maximum Operating Altitude
30,000 feet
(9,144 m)
Learn more
To learn more about your watch and dashboard, visit http://help.fitbit.com.
Return policy and warranty
Warranty information and the fitbit.com return policy can be found at
http://www.fitbit.com/returns.