Withings Pulse Wireless Activity Tracker

Activity tracking steps, elevation, distance and calories burned
Instant Heart Rate measurement. Sleep quality monitoring
Please make sure that your mobile device is compatible with the Withings Pulse(TM) Ox. Please charge it for at least two hours. After charging it, press the button for 15 seconds. At this point, it can take up to a minute for your Withings Pulse(TM) Ox to start.  You can also replace this activity tracker with this Garmin Forerunner watch.
iPhone (3GS or later), iPad (except the original iPad – App not iPad optimized) or iPod touch (4th generation or later), with iOS 6.0 or later and Internet access (mobile data or Wi-Fi). Bluetooth-enabled Android smartphone or tablet with Android 2.3.3 or later, Internet access (mobile data or Wi-Fi)
The product may not work if exposed to water