678001 The Thames and Komsos Plasma Ball

Learn about electricity, matter, and energy. Bring physics to life with electrifying experiments. Interactive electricity light show Features: 5-inch glass sphere Beautiful new design Two modes: always-on and sound-activated USB-C power port and cable included (power adapter not included) Also works with 4 AAA batteries (not included) Hangs on a wall or rests on a tabletop Safe to use. Follow all instructions and precautions. Classic scientific device with a fresh new design Battery or USB powered, ensuring maximum usage time