Mi band 2 is improved pedometer algorithm in Mi Band 2 filters
out unnecessary movements. This measures steps taken
and exercise more accurately..built-in motion sensor, heart rate, Mi Band 2 is durable and resistant against
water splashes, sweat, cosmetics, dust, and more.using less power on the customized OLED display connect with blutooth thid device is use full for every one.supporting all device........................................................