Dear，Pls leave a massage to tell us what design (Color) do you want.thank you.

1. Please don’t shut the Bluetooth notify service when you are clearing software by background or close background application software. It will affect the sync function between watch and phone if shut it.2. In order to normal use all the function please disconnect the bluetooth connection between the watch and your phone after you install the APP software， and reconnection them.1.3 Bluetooth Connection and Sync function1.3.1 From phone to watchPhone setting – turn on the Bluetooth – search for devices， please click pair devices when found S1， and also choose "yes” in your mobile phone， paired done.Please choose "sure” when there is phone book request， meanwhile you’d better choose "no remind again”， this is convenience when you connect next time (without remind again).Notice: The sync software can open in sync APP already installed and accessibility， the mobile will show Bluetooth connected done after 2-5 minutes; the watch will inform you the time of sync with phone， than the sync switched on. The message will sync to you watch when it incoming to mobile.1.3.2 From watch to phoneBT Dialer on S1 – search new device – found your smart watch (such as s09500) – connet. The processes of next are same with 1.3.1Package Include:1 x Watch1 x Charging plug1 x USB cable1 x ManualCommon trouble shooting:Please refer below key function for any problems with the watch.1. Unable to switch onThe time of press the power button too short， please keep it more than 3 seconds.Low power， please charge it.2. Shut down automatically: Low power， please charge the watch3. Using time too shortBattery’s is not full， please make sure it is full power (full charge need 2 hours at least).During the use of SIM card， the power will be run off soon if the signal too poor.4. Unable to chargeThe battery’s life will be reduce after few years， please check if the battery are work.5. No caller’s name when incoming callForgot to choose upload the phone book when connected with BT， or unselected keep upload the phone book.Forgot to sync the phone book when reconnected， please pair the device and connect BT again.6. Bad phone call voiceWatch and phone are separated too far， please be more close; Bad signal of BT.Bad signal of your own phone call place， please change a more better place for phone call.