Electro-Luminescent sheetLight Emitting equalizer from sound of music.Adhesive tape for installation on Rear Wind shield or side windows.Plug & PlayBuilt In sound Sensor. SpecificationsWorking Voltage-12V DCColour-Multicolour(Pink, Blue, Red, White, Green, Red Etc)Emitter Type-In Line LEDMaterial-Transparent PVCPackage Includes1 X Music LED Sheet1 X Controller1 X Lighter Plug.