Description: Description: This music tesla has the function of wireless transmission and loudspeaker, can light gaseous tube and kind of bubbles.<br> It is a perfect teaching tool to spark students' interest of science, also a great gift.<br> It is a smart device for wireless transmission experiments.<br> It can be used to create high voltage and do various scientific experiments, such as wireless power transmission, wireless lighting, and insulator withstand voltage test.<br> This music tesla has circuit protection design, will not damage the input device, can play music better quality than normal for plasma loudspeaker.<br> Specification: Material: Arcylic Plug Type: US Size Chart: 9cmx9cmx3.<br>3cm/3.<br>54 inch x3.<br>54 inch x1.<br>30 inch Package Includes: 1 Piece Music Tesla Coil 1 Piece Discharge Needle 2 Piece Ambient Light 1 Piece Manual Note: 1.<br>This is not infant toy, please take away from children to avoid eating.<br> 2.<br>Please allow slightly errors due to manual measurement and different monitors.<br> Specifications: Material: Arcylic Plug Type: US Size: 9cmx9cmx3.<br>3cm/3.<br>54 inch x3.<br>54 inch x1.<br>30 inch Note: 1.<br>This is not infant toy, please take away from children to avoid eating.<br> 2.<br>Please allow slightly errors due to manual measurement and different monitors.<br> Package included: 1 Piece Music Tesla Coil 1 Piece Discharge Needle 2 Piece Ambient Light 1 Piece Manual