Includes 6 light blocks; Can be easily spliced together to make various shapes, shows gorgeous & amazing effects and creates romantic & joyful atmosphere Dynamic Effects & Sound Activated - Color changes along with music; 16 million colors, 3 color modes (Selected, Dynamic & Customized); Dimmable function, auto ON/OFF, memory function (system default) Touch sensor on the back changes light color; Low power consumption & energy saving; CE, RoHS, FCC certified