The Nanoleaf Shapes Ultra Black Mini Triangles illuminate your room like never before. Thanks to the elegant black surface, the Black Triangles add a special accent to your wall. The extension kit requires a starter kit to function. Then watch as the sleek black finish enhances your room when switched off or switch it on for vibrant, high-contrast RGB light animations. The Shapes mini Triangles come with all the smart features of Shapes products, such as Rhythm Music synchronisation, Screen Mirror function, touch response, schedules and more. The Shapes Ultra Black mini Triangles are only available as an expansion pack.