This App only works on iOS devices thatsupport Bluetooth 4.0 or higher ;for iOS devices,its need 7.0 or higher version.                                                               list of all compatible iOS device follow:                                                  - for iPhone:  Model 4S, 5,5C,5S,6 or newer ,                                         - for iPad:     Model Ipad 3,Ipad air or newer device ;             Characteristic/Function:                                                                       - this App have 4 language can be selected: English, French, Germany, Dutch on the right corner of the seek interface;                                                           - this App also can self named the light set name depending on your personality and needs on edit interface.                                                                                                                                                                                                                              -this system have two timer setting function, you can free to set your desired light set operating time.                                                                                                          -you can control 1  lighting set or control max. 8 lighting set by checking method to creat control group in one setting.                                                             - light control: this App have 9 tradional function, and dimmer function, and self-color changing, and self-color tunable function.                                                                           if you have any question, please can always contact us or feedback at http//:www.cntzdl.com
          
          
            
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