Foppla Bluetooth Music Tesla Coil, Coil Set, Touchable Artificial Flash Spark Gap Arch Generator, Multifunctional Desktop Toy, Science Teaching Experiment Model for

Long arc mode and music mode: the long arc mode releases Thunderbolt with fixed frequency. When the button is turned to medium power, you can touch the Thunderbolt with your hand and there will be a slight tingling sensation. Music Mode Connect to your device via Bluetooth and play square wave music, the Thunderbolt energy is concentrated in clusters, and you can see the arcs of the coils jumping with the music. Stable Bluetooth connection: Self-developed Bluetooth chip adapts to all mobile phones, computers and other Bluetooth devices and provides a stable connection. Better coil technology! It is covered with gold plated transparent ink, dustproof and sturdy. IDEAL SCIENCE TEACHING MODEL This music coil adopts wireless power transmission and speaker function to ignite air tubes and various bubbles. It is a great teaching tool for physics and science. It can effectively attract students' attention and improve their exploration ability. 【Compact Size】Size:3.5 x 3.5 x 1.3 inch, with more complex circuit design and upgraded top boost coil with larger area. The optimised coil flash arc is long and thick. Turn the sound slowly so as not to be frightened by the arc sound. Easy to use: simple operation, just turn the discharge pin firmly, turn off power and frequency, plug it in, you can see the Thunderbolt in front of your eyes, switch to the music system, let the Thunderbolt switch with the music rhythm, very creative. Support Type-C