Maximize your workouts using simplified heart rate zones (Fat Burn, Cardio and Peak). Charge 2 syncs wirelessly & automatically to 200+ iPhone, Android and Windows devices. Water Resistance - Fitbit Charge 2 is sweat, rain and splash proof. However, the device is not swim proof or shower proof
See call, text & calendar notifications on the OLED display. Automatically track how long and how well you sleep and wake with a silent vibrating alarm. Troubleshoot-If not getting a heart rate signal, wear your tracker correctly, either moving it higher or lower on your wrist or tightening or loosening the band. If the heart rate signal is still missing, check your heart rate setting on your fitbit dashboard and make sure its set to on or auto
Get a better understanding of your fitness level and see how you can improve over time with a personalized Cardio Fitness Score; Use Connected GPS during run mode to see real-time stats like pace and distance on your wrist
Track all-day activity like steps, distance, calories burned, floors climbed and active minutes;Find moments of calm throughout your day with personalized guided breathing sessions based on your heart rate, Like all heart rate tracking technologies, accuracy is affected by physiology, location of device, and different movements.
Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices. The minimum and maximum circumference range between 170 - 206 millimeters
Description: PurePulse continuous, automatic wrist-based heart rate tracking to better measure calorie burn all day. Operating temperature: 14 degree to 113 degree Fahrenheit Maximum operating altitude: 30,000 feet One Year Official FitBit Warranty