⚡ Light Up Your Curiosity with a Touch of Science! Perfect for tabletops or wall hanging, a true conversation starter. Transform any room into a vibrant electric wonderland! Watch the plasma dance to your favorite tunes! Choose between USB-C or AAA batteries for ultimate convenience. Engage with the principles of electricity, matter, and energy. High-voltage current Sound-activated mode USB-C or AAA power The Thames & Kosmos Plasma Ball is a classic scientific device reimagined for modern exploration. This 5-inch glass sphere creates a stunning electric light show by sending a high-voltage current through noble gas. With sound-activated features and versatile power options, it serves as both an educational tool and a stylish decor piece.