Mi Band 2 Smart Activity tracker with Heart rate monitor for Android, iPhone and Other Smartphones Plastic, aluminum case with Anti sweat Thermoplastic elastomers, aluminum band Bluetooth chip: Dialog top Bluetooth chip (Bluetooth 4.0), military gravity sensors to detect movement and sleep quality Real-time monitoring of heart rate,Sleep Tracking,Monitor your activity levels, track walking distance and calculate calories burned Water resistant with Waterproof level:IP67 Battery can last up to 20 days http://www.amazon.in/dp/B01LXJNIXK/...9-ba0a-40dc-9227-7dd63cb3091d&pf_rd_i=desktop
