The Surge houses a backlit 1.28" LCD display that lets you see your progress in real-time throughout the day. In addition to activity tracking and heart rate data, the Surge is equipped with Caller ID and text notifications, so you can see your incoming calls and text messages when your phone is connected. 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 an Android, iOS, or Windows smartphone, or use the included dongle to connect to a PC or Mac. The Surge's built-in rechargeable battery lasts up to 7 days before needing to recharge.
Display | Backlit monochrome touchscreen LCD |
Display Size | 0.8 x 1.0" (20.9 x 24.4 mm) |
Wireless Connectivity | Bluetooth 4.0 |
Wireless Range | 20' (6 m) |
GPS | Yes, 1 Hz sample rate |
Sensors | 3-axis accelerometers 3-axis gyroscope Digital compass Optical heart rate monitor Altimeter Ambient light sensor |
Memory | Detailed motion data: 7 days Daily totals: 30 days Heart rate data storage rate: 1 second interval during exercise, 5 second interval at other times |
Water Resistance | Splashproof, 5 ATM |
Material | Stainless steel, flexible elastomer |
Battery Type | Lithium-polymer |
Battery Life | Up to 7 days |
Battery Charge Time | 1 to 2 hours |
Operating Temperature | -4 to 113°F (-20 to 45°C) |
Maximum Operating Altitude | 30,000' (9,144 m) |
System Requirements | PC: Windows Vista and later, USB port, Internet connection Mac: OS X 10.6 and later, USB port, Internet connection Compatible with most Android, iOS, and Windows smartphones with an Internet connection and Bluetooth 4.0 and above; please consult the manufacturer to ensure compatibility |
Dimensions | Fits wrists 5.5 to 6.3" (14.0 to 16.0 cm) around Width: 1.3" (3.4 cm) |
Weight | Not specified by manufacturer |
Packaging Info | |
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Package Weight | 0.7 lb |
Box Dimensions (LxWxH) | 4.882 x 3.858 x 2.677" |
Reviews Fitbit Surge GPS Activity Tracking Watch (Small, Black)