4 LED square light base for 3D photo crystal, crystal glass art and crystal glass figurines. The square LED light base for crystal has 4 bright multicolor LEDs. Through this square, black light base’s bright LED lights, the visual effects your 3D photo crystal, crystal glass art, Swarovski crystal glass figurines, 3D photo crystal cubes, and crystal paperweight can be enhanced. The 4 multicolor LEDs change intensity alternatively, resulting different color combinations.