Why are my Garden Lights flashing at a slow speed? Matt W 24 April 2020 05:14 Updated Follow If your Garden Light Controller is a Bluetooth® Warm White or RGB Colour Controller: This may indicate that your lights have not been added to iGardener™ yet Check iGardener™ on your smartphone to ensure there are no lighting effects currently running on your system Ensure you are not running over 60W of lights as this may indicate that the transformer in your Garden Light Controller is overloaded Related articles Why are my Garden Lights flickering? Why are my Garden Lights dimmer than they should be? Why can't I control each light individually? How do I connect my Garden Light Controller to Holman Home? Why are my Deck Lights displaying the wrong colours? Comments 0 comments Please sign in to leave a comment.