Expand is a fantastic system of spotlights that you can build on and extend to create effective lighting.  The foundation of Expand is the starter cord and as mentioned there are 2 versions and also different color variants. One for ceiling and one for wall connection.

Expand is available with 3 different options, one cylinder spot, one round spotlight and one with open light source and E27 (wide) base. We recommend that you connect a maximum of 10 light sources in one and the same light.