A multi colour led stringlight set that can be used indoors or out transformer and control box must remain indoors to create fun chasing effects simply scroll through the settings 1 combination 2 sequential 3 chaser flashing 4 twinkle flashing 5 waves 6 slow glow 7 slow fade 8 steady onr r there is a generous two metres of cable between the plug and control box and a further eight metres of cable from controller to first bulb length of illumination is approximately 104 m