fitness tracker，SexyBeauty Heart Rate Monitor (blue)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Requirement:Smart phone or pad have IOS 7.1 or Android 4.4 over，Can Not Work with Windows system.</li><li>Not Waterproof，only life water-resistant.</li><li>This fitness tracker only support APP vertfit 2.0.</li><li>MUST work with smart phone or pad，or it can not tell correct time.No effection on other function.</li><li>If you have any question about our product，please feel free to email us.</li></ul></div><img src="http://ecx.images-amazon.com/images/I/41YMEFsekQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51UU1mQKp5L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51UMWLbIVgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/418iso03%2B3L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ZGM0axqGL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51o4nMb8GTL.jpg" noproxy>