Techmade Freetime Collection| Black Glitter| Features: | Wrist Sense, Time, Pedometer, Calories, Distance, Sleep Monitor, Call and SMS alert, Alert, Notifications.| Compatibility: | Smartphone iOS 11.0 o v.s. e Android 6.0 o v.s | Connect FREETIME to your smartphone via Bluetooth, synchronize it and you're ready to monitor your physical activity and receive notifications in real time. | FREETIME GBK