Fitbit Charge HR Wireless Activity Wristband (Blue, Large (6.2 - 7.6 in))

Charge HR syncs automatically and wirelessly to tablets, computers and 150+ leading iOS, Android and Windows smartphones using Bluetooth 4.0 wireless technology. Syncing to computers requires Internet connection and USB port. Syncing to mobile devices requires Bluetooth and Internet connection. Syncing range: 20 feet
Water Resistance: Charge HR is sweat, rain and splash proof. However, the device is not swim proof or showerproof. With any wearable device, it’s best for your skin if the band stays dry and clean. Battery life: lasts up to 5 days. Radio transceiver: Bluetooth 4.0
Warning: Do not use if you have a pacemaker or other internal, or implanted medical device. Not intended for use by children under 13. Always consult your physician. Slippery when wet
We recommend charging your device every few days to ensure you are always tracking. Charge time: One to two hours
Syncs with Windows Vista and later, Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, and leading Android and Windows devices
Get continuous, automatic, wrist-based heart rate and simplified heart rate zones
Track workouts, heart rate, distance, calories burned, floors climbed, active minutes and steps
Monitor your sleep automatically and wake with a silent alarm
See call notifications, daily stats and time of day on the OLED display
Sync stats wirelessly and automatically to your computer and over 150 leading smartphones
Utilize the sizing tool in Product Details below to ensure proper fit.