RISELY Bluetooth Musical Coil, Touchable Artificial Lightning Arc Plasma Loudspeaker with Gold Plated Ring Coil, Lightning Length: Adjustable 0-10cm, for Christmas Birthday New Year Gift

【Fun Science Experiment Pack】This one can light up the trachea and various bubbles. The artificial simulation of lightning can be used as a physical experiment. Improve students' ability to learn and explore. 【Better Performance】This lightning music high voltage generator has a circuit protection design that will not damage the input device, and the built-in memory card can play music with better quality than arc plasma speakers. 【Convenient and Simple Operation】Just tighten the discharge needle, plug in the power, and you can see the lightning in front of you. Slowly increase the power and let the lightning sound with the music. Rhythm dance. 【Design】It is a smart device for wireless transmission experiments. It can be used to make high-voltage lightning and various scientific experiments, and teachers use it to demonstrate the principles of enhancement and high-frequency skinning to students. 【Perfect Gift】It is not only a perfect teaching tool to stimulate students' interest in science, but also a multifunctional artwork with high playability, good ornamental value, and practical science education. It's also the perfect birthday Christmas gift.