To associate a new lamp, hold down the lamp button for 6 seconds, until the green LED lights up. Release the button, and use the plus (+) menu to connect to the lamp.

The central button changes according to lamp status:
  Connection to the lamp is in progress, or the lamp is in a state that does not allow it to be switched on or off.
  Press to attempt to connect to the lamp.
  Press to switch on/off, hold to switch to automatic mode

The central ring changes color according to lamp status:
  Violet: The lamp is disconnected or an error has occurred during connection.
  Black: The lamp is connected and switched off.
  White: The lamp is connected and switched on.
  Yellow: Lamp is connected and in automatic mode

Lamp parameters are displayed with these symbols:
  Sets lamp ON time after motion detection, in automatic mode
  Sets lamp lighting intensity
  Sets the ambient brightness threshold above which the lamp will no longer switch on, in automatic mode.

To update your devices without worry :
  Check that there are no obstructions between your lamps and the device.
  Place your device close enough to the lamps.

If the update fails and you can no longer connect to your lamp :
  1. Activate airplane mode on your device, then deactivate airplane mode and try connecting again.
  2. Press and hold the lamp button for more than 30 seconds, then try connecting again.
  3. Disconnect and reconnect the lamp battery, then try to connect again.