Main Features Instructions: All Day Activity Tracker:Pedometer Watch, Heart rate monitoring and blood pressure monitoring fitness tracker,Sleep Monitor Watch. See the steps,calories,distance,real time heart rate and blood pressure data in the watch.See the history detail datas in the Wearhealth app. Remote Control Camera Fitness Watch:Turn on the remote camera function in the app. Shake the band and the phone will automatically take a picture. Custom Dial Smart Watch:Change the watch face to any picture you like.Enter the "Da fit"app,choose the first style,then choose one picture in your phone as the unique backgroud. How to Sync the Activity Tracker with your phone via Da Fit APP 1.Download the Da Fit app follow the user manual. 2.Open the bluetooth of your phone and make sure it is on. 3.Enter the app->Click "More options"->Click "Connection device"->Find the "V11"bluetooth name then connect it successfully. Warm Notes: 1.Compatibility:This fitness watch can be used with both Android and IOS system,Compatible with Android 4.4 or above, IOS 9 or above.Compatible with with bluetooth 4.0 or above. 2.Waterproof Grade:IP67 Life Waterproof Grade.IP67 Waterproof resistant for sweat, rain, splash proof.Not recommend wear the fitness tracker when swimming(because the water pressure is too high). 3.Charging cable:The smart watch is packed in a beautiful box.Please find the charging cable under the box.Charge the fitness watch about 2 hours before first use.