Fitbit - Charge hr
-Heart Rate :
Like all heart rate monitoring technologies, accuracy is affected by physiology, location of device, and different movements
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 and Power :
We recommend charging your device every few days to ensure you are always tracking.
•Battery life: lasts up to 5 days
•Battery type: Lithium-polymer
•Charge time: One to two hours
•Radio transceiver: Bluetooth 4.0
Environmental Requirements :
•Operating temperature: -4° to 113° F
•Maximum operating altitute: 30,000 feet
•Tracks 7 days of detailed motion data – minute by minute.
•Tracks daily totals for past 30 days
•Stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times
•Syncing range: 20 feet
•Call notifications via Bluetooth 4.0
•Syncing to computers requires Internet connection and USB port
•Syncing to mobile devices requires Bluetooth and Internet connection
•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
* 1 Year Warranty