PurePulse Heart Rate Get continuous, automatic, wrist-based heart rate & simplified heart rate zones. Multi-Sport Modes Track workouts like running, biking & weights and get real-time stats on display. Then see post-workout summaries on screen & in the app. Connected GPS Connect Blaze with the GPS on your phone to see real-time stats like pace and distance on display and record a map of your route. On-Screen Workouts Get Fitstar workouts right on your wrist, with step-by-step instructions that coach you through each move. Workout Summaries See detailed workout summaries on your wrist, and track your improvement over time in the Fitbit app. All-Day Activity Track steps, heart rate, distance, calories burned, floors climbed, active minutes, hourly activity & stationary time. SmartTrack Automatically recognises select activities and records it in the exercise section of the Fitbit app. Smartphone Notifications See notifications on screen when your phone is nearby like calls, texts, calendar events & push notifications from your favorite apps. Reminders to Move Get friendly Reminders to Move that encourage you to reach an hourly goal of 250 steps. Auto Sleep Tracking & Silent Alarms Automatically track your sleep quality & wake up peacefully with a silent alarm. Music Control Adjust your volume, and play, pause or skip songs from your mobile playlist. Accessory Bands & Frames Switch up your look with accessory bands in leather, metal and more. Long Battery Life Battery life up to 5 days so you can track all day and night without needing a charge*. Syncs Wirelessly Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices.