Fitbit Charge HR Wireless Heart Rate + Activity Wristband: This heart rate and activity tracking wristband is built to capture your movements and health patterns all day long. Easily monitor your heart rate so you can maximize your workouts, learn about your sleep quality and monitor progress on your goals.

Fitbit Charge 2 Heart Rate + Fitness Wristband: Put your daily exercise motivation on your wrist with the Fitbit Charge 2. This heart rate & fitness wristband automatically tracks all-day activity, sleep and exercise. It also features personalized exercise modes to view real-time stats on display, a way to track your cardio fitness level, and guided breathing sessions to help you find moments of calm in your day. Packed with the smartphone notifications you need most and a new sleek design with an interactive OLED display, Charge 2 is your perfect companion for all-day and workouts.