ESUMIC&5FT/1.5M Sound Activated Neon Glowing Strobing Electroluminescent Wire Sound Activated EL Wire for Party Dance Car Decor Halloween Decoration ... (Red green blue) This item only turns on when there is sound detected by the unit, and perfect for dancing to music 3 light modes: steady on ,slow and quick flashingCan offer 360 degrees of illumination Flexible EL wire which can be used for designing costumes, props, or wearing to a party It can be bent to create any shape. Great for car decoration, parties, camping, bar decoration and so on It can be used indoor or outdoor. Powered by 2*AAA batteries (not included)