Seven 7-color retro game-themed stackable novel night lights, interesting decorative lights, seven-piece interlocking luminaires for Magic Block fans, and seven different color neon magic designs. Each one is a unique color. The LED lights up when the parts are stacked together; the lights go out when disassembled. 7 pieces can be stacked together. When the small cubes are stacked together, the LED lights will turn on and they will go out when disassembling. Power: Plug into a standard outlet. On / Off switch in the main module. Each set gets one of the shaped lights. Multiple groups can be combined to get super sharp lighting. Tetra Pak bricks emit a warm glow when stacked. Delete the shape and it will close. A creative DIY toy. The magic block can assemble the interlocking LED module at will. Great decorative lights, also a good toy for game fans and kids, you can DIY your own lights and assemble them into different shapes. Splice freely and create unique sensor lights based on your imagination and enjoy the fun of innovation. High Quality:The LED night lights are made of high quality ABS transparent sheet with high brightness LED beads,each square lamp is wrapped around a metal rim. It would the perfect decor light for your home. Ideal Gift for Children's Day Valentine's Day Halloween and Christmas decorations and so on. Fun and conducive to creativity, no other desk lamps or lights can do.