The Charge HR houses an OLED display that lets you see your progress in real-time throughout the day. In addition to activity tracking and heart rate data, the Charge HR is built with Caller ID, so you can see your incoming calls when your phone is nearby. Additionally, it features sleep tracking capabilities and is equipped with a silent vibrating alarm to help you wake peacefully. You can sync your stats wirelessly to compatible mobile devices and computers. Simply download the fitbit app to sync with a smartphone, which is available for iOS, Android, and Windows Phone devices. The Charge HR's built-in rechargeable battery lasts up to 5 days before needing to recharge.
Syncing Distance | 20.0' / 6.1 m |
Transceiver | Bluetooth 4.0 |
Water Resistance | Sweat, rain, and splashproof. Remove before swim or shower |
Memory | Tracks 7 days of motion data - minute by minute Tracks daily totals for past 30 days |
Display | OLED |
Materials | Wristband: flexible, durable elastomer material Clasp: surgical-grade stainless steel |
Battery Type | Lithium-polymer |
Battery Life | Up to 5 days |
Charge Time | 1 - 2 hours |
System Requirements | Windows: Windows Vista and later Mac: Mac OS X 10.6 and up Internet connection Bluetooth USB port |
Operating Temperature | -4 to 113°F / -20 to 45°C |
Operating Altitude | 30,000' (9,144 m) |
Size | Small Fits wrist 5.4 - 6.2" (13.7 - 15.7 cm) |
Weight | Not specified by manufacturer |
Packaging Info | |
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Package Weight | 0.35 lb |
Box Dimensions (LxWxH) | 8.4 x 2.8 x 2.7" |
Reviews Fitbit Charge HR Activity, Heart Rate + Sleep Wristband (Small, Blue)