High-quality material: Made of K9 crystal material, which makes the crystal ball more transparent and shiny. It is relatively safe and uses exquisite internal engraving technology in 3D craftsmanship to make it look very advanced. Color variation: The light from the solar system crystal ball has different colors, which can be adjusted via the button switch, giving people different experiences and enjoyment. Ingenious design: The planetary design combines the cylindrical base in pure wood with a switch, which is very artistic and an excellent choice for desk decoration. Easy to use: It is convenient to display different color changes by pressing the switch button. The product is battery-powered (batteries not included) and also takes up little space. Suitable for many occasions: The colorful and exquisite crystal ball is one of the best gifts for astronomy lovers and children for birthdays, Valentine's Day, at home and in the office.