Up to 5 day battery life
 24/7 heart rate
 Swimproof+ swim tracking 
 Automatic exercise recognition
 Features:
 Pedometer: True
 Speedometer: False
 Distance: True
 Accelerometer: False
 GPS: False
 Connected GPS (via mobile device): False
 Gyroscope: False
 Heart rate: True
 Sleep Tracker: True
 Calories burned: True
 Alarm clock: True
 NFC: False
 Wireless Sync: True
 Phone Compatibility: Universal
 Battery life: Up to 5 days
 Rechargeable: True
 USB Charging: False
 Shockproof: False
 Dustproof: False
 Waterproof: False
 Water Resistant: True
 Built-in microphone: False
 Body Mass Index tracking: False
 Desktop charger: False
 FM tuner: False
 Headphone output (3.5mm): False
 Mac compatible: False
 Works with Amazon Alexa: False
 Works with Apple HomeKit: False
 Works with Google Assistant: False
 Works with Samsung SmartThings: False
 Touchscreen: True
 Video Calling: False
 Voice Control: False
 Voice Recording: False
 Manufacturer's warranty: 2 Years
 productRating: 4.4286
 Brand: FITBIT
 Category: Activity trackers
 Primary Category: Health, Fitness & Wearables
 Availability: Available Now