Features Inspired by fine accessories GOLiFE care smart fitness band embodies a totally different style from any other smartband on the market. Care brings users an all-day living experience. In the morning care wakes users up gently with the built-in vibrator. Throughout the day it tracks users & #39; steps knows the distance they trekked and how many calories were burned. At night it could record users & #39; sleep quality and patterns. Users may check all their activities on the APP simply by syncing the data to their smart phones through bluetooth. Care has a specially designed feature for busy people- when users put their smart phones on silent care will alert them when there & #39;s a call coming in. Rechargeable Lithium Ion included. Item weight - 0.7 lbs.