①. 【3 Inch Mini Plasma Ball】 - The plasma ball is suitable for kids of all ages. Whether you are a fun-loving professional or a parent who wants their kids to learn about static electricity, it is a good gift idea throughout the year! ②. 【Magic Lighting Ball】 - The plasma ball can be used as a prop for photos, videos, games and other creative performances. Pretend to be a mad scientist with this ball! Kids will like to see what happens when you touch it! ③. 【Eye-catching Decoration】 - The plasma ball lamp is good for decoration. It is easy to place anywhere, such as bedroom, living room, office, to create a wonderful science atmosphere. ④. 【Interactive Gift】 - This plasma ball is touch-sensitive. Just place your finger on the glass surface and watch as the colorful bolts of glowing light follow your every move. It is a good gift for Halloween, Christmas, children's birthday, parties, etc. ⑤. 【Specification】 - Ball light size: 3 x 4.3 x 5.3 inches (ball diameter x bottom diameter x height). Powered by USB cable or 4pcs AAA batteries (not included).