Description: The Mini Tesla coil, which produces high-temperature, high-pressure plasma, can sing, transmit wirelessly, light fluorescent lamps, and have wonderful arcs. DC 24V 3A input voltage, small size, during power range, can be a long working uninterrupted This is DIY tesla coil kit parts, which needs to be soldered and assembled by yourself. This tesla has the function of wireless transmission and loudspeaker, can light gaseous tube and kind of bubbles, play all kinds of music, clear sound. A perfect teaching tool to spark students’ interest of science, also a great gift. Specification: Material: Copper Current:DC 24V 3A(8V start to works,can light up bulbs; 13Vstart to arc,can play music; 24V has the best sound quality) Size Chart: approx. 185x95cm/72.83x37.40inch Package Includes: 1 Piece Tesla Coil 1 Piece Audio Cable 1 Piece Bulb 1 Piece Needle 1 Piece Adapter - US Plug 1 Piece Ion windmill 1 Piece Ion Garland 1 Piece User Manual Note: This product is safe, low power, but it is not recommended to touch the arc at the top of the coil, there will be a burning sensation. Please don't let your phone get close to the tesla coil to avoid damage.