Compatible with IOS: . Aadroid System 4.3 or above( Bluetooth version 4.0)</br>App to record your path of life and information. Power consumption: normal use for a week?? standby for three months.</br>Reminder / Call reminder / Message reminder ??IOS System unavailable)</br>Tracker steps / Distance measurement / Calorie consumption management / Sleep cycle / Time display.</br>Function description: Step counts?? Distance measuring?? Calorie Consumption management?? Sleep management?? Event trigger (water drinking?? taking medicine?? meeting etc)?? call reminder?? message reminder?? clock?? sedentary reminder?? anti- lost (positive and negative direction lookup)?? remote camera?? vibration alarm clock.</br></br>Product Description</br></br><b> Compatible with IOS:Aadroid System 4.3 or above( Bluetooth version 4.0) <b><br><br> Feature: </b> <br>Compatible with android to IOS system <br>App to record your path of life and information <br>Reminder / Call reminder / Message reminder ??IOS System unavailable ?? <br>Tracker steps / Distance measurement /