Behold the power of heart rate on your wrist with the Fitbit Charge Wireless Heart Rate + Activity Wristband. This smart-watch has a PurePulse heart rate monitor to give you continuous, automatic, wrist-based heart rate and simplified heart rate zones that sync wirelessly to your smartphone. Also monitoring your workouts, distance, calories burned, floors climbed, active minutes and steps taken, this watch syncs your stats wirelessly to your smartphone or computer from up to 20ft away, displaying your progress in easy-to-read charts and graphs. The sleep monitor helps you get your REM cycle dialed and the silent alarm gets you up and at 'em without disturbing anyone in bed with you. For those on the go, the OLED display screen shows caller ID and other notifications from your phone, as well as your daily stats and the time of day. The lithium-polymer battery lasts up to five days to keep you on the right path and your workouts consistent.
- This Certified Refurbished product is tested and certified to look and work like new. The refurbishing process includes functionality testing, basic cleaning, inspection, and repackaging. The product ships with all relevant accessories, a minimum 90-day warranty, and may arrive in a generic box. Only select sellers who maintain a high performance bar may offer Certified Refurbished products on Amazon.com
- 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