LED, Bluetooth 4.0, LiPo
Fitbit Flex 2, Wristband activity tracker, LED, Waterproof, Navy
Fitbit Flex 2. Display type: LED. Device type: Wristband activity tracker, Product colour: Navy, Housing material: Stainless steel. Battery life: 5 day(s), Battery technology: Lithium Polymer (LiPo), Charging time: 2 h. Weight: 23.5 g, Width: 8.9 mm, Depth: 6.8 mm. Mobile operating systems supported: Android 4.3, Android 4.4, Android 5.1, iOS, Windows operating systems supported: Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64,..., Mac operating systems supported: Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.6 Snow Leopard, Mac OS X 10.7...