7 to 30 Days4 Days (without gps), 10 hours (with GPS)
-Contact Point Charging (Magnetic)
About 1.5 hours
NoFitbit OS Store
Builtin Payment Service
NoNFC based contactless payments with Fitbit App
-Memory Storage: Saves 7 days of detailed motion data – minute by minute, Saves daily totals for past 30 days, Stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times.