Fitbit Charge Blue Large Activity Tracker

Fitbit Charge. Device type: Wristband, Colour of product: Blue, Band colour: Blue. Activity monitoring: Active minutes, Calories burned, Distance traveled, Eat & drink, Floors climbed, Hours slept, Person, Memory capacity: 30 day(s), Brand compatibility: Any brand. Display type: OLED. Connectivity technology: Wireless, Bluetooth version: 4.0. Mobile operating systems supported: Android, iOS, Windows operating systems supported: Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, , Mac operating systems supported: Mac OS X 10.6 Snow Leopard, Mac OS X 10.7 Lion, Mac OS X 10.8 Mountain Lion, Mac OS X 10.9 Mavericks