Fitbit Zip inspire 3 - Memory, Display, and Band Size; Data Storage and Display Type; Band Sizing and Environment Specs

Memory
Inspire 3 stores your data, including daily stats, sleep information, and exercise
history, for 7 days. See your historical data in the Fitbit app.
Display
Inspire 3 has a color AMOLED display.
Band size
Small band Fits a wrist between 5.5 - 7.1 inches (140 mm - 180 mm)in
circumference
Large
band
Fits a wrist between 7.1 - 8.7 inches (180 mm - 220 mm)in
circumference
Environmental conditions
Operating
temperature
32° to 104° F
(0° to 40° C)
Storage
temperature for
3 months
-4° to 104° F
(-20° to 40° C)
Water resistance Water resistant up to 50 meters
Maximum
operating
altitude
28,000 feet
(8,534 m)
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