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 color: Navy, Housing material: Stainless steel. Battery life: 5 day(s), Battery technology: Lithium Polymer (LiPo), Charging time: 2 h. Weight: 0.829 oz (23.5 g), Width: 0.35" (8.9 mm), Depth: 0.268" (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...