One 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
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
We recommend charging your device every few days to ensure you are always tracking
Charge time: One to two hours
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
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 120 leading smartphones
Available in your choice of Small or Large
Small: 5.4 - 6.2 in
Large: 6.2 - 7.6 in
Available in your choice of Teal, Pink, or Tangerine