Fitbit Charge 3 Advanced Fitness Tracker with Heart Rate, Swim Tracking & 7 Day Battery - Rose-Gold/Grey, One Size

Know your body and understand your health with Fitbit?s most advanced fitness tracker- one that uncovers insights you can use to take action to improve.With a built-in NFC chip, you can use your credit and debit cards on-the-go, anywhere that accepts contactless payments. See participating banks. SPEC Sensors & Components3-axis accelerometerOptical heart rate monitorAltimeterVibration motor...