Description: Brighten up your desk or cast a RED sparkling nightime glow glitter lamp. USB powered，simply plug into your PC or laptop USB port and let the glitter lights sparkle away. Touch and sound sensitive, different sounds and touches create different plasma beam reactions. Small enough to not take up too much desktop space. A great decoration for homes, parties, cafe, bars, restaurants, office etc. Specification: Material: Glass Color: Transparent Size Chart: 8inch: approx. Overall size: 12x12x29cm/4.72x4.72x11.42inch Ball Diameter: 20cm/7.87inch, Base Height: 9cm/3.54inch 6inch: approx. Overall size: 12x12x23cm/4.72x4.72x9.05inch Ball Diameter: 14cm/5.51inch, Base Height: 9cm/3.54inch Package Includes: 2 Pieces Plasma Light Balls 2 Pieces USB Cables Note: Since the size above is measured by hand, the size of the actual item you received could be slightly different from the size above. Meanwhile, please be reminded that due to lighting effects, monitor brightness, contrast settings etc, there could be some slight differences in the color of the pictures and the actual item.