Music Tesla Coil Arc Plasma Loudspeaker Wireless Transmission Experiment Desktop Toy Model Specification: LONG LASTING-----Bigger heat sink equipped, can works for hours. No security concerns. BETTER PERFORMANCE-----This music tesla has circuit protection design, will not damage the input device, can play music in better quality than arc plasma loudspeaker, no format limitation. EASY OPERATION----- No Manual needed at all. PLUG and PLAY No grounding needed. This music tesla has the function of wireless transmission and loudspeaker, can light gaseous tube and kind of bubbles, play all kinds of music. It is a perfect teaching tool to spark students interest of science, also a great gift. AMAZING CONVERSATION PIECE ON YOUR DESK----- It's funny to see people's looks and reactions when they squeeze a little shot for this tesla coil model. Plug it and light LED bulb up, and then it works like charm. All of your guests want to know what happened, icebreaking success. FEATURES: 1. Voltage:832V & 65288;8V start to works& 65292;can light up bulbs; 13Vstart to arc& 65292;can play music; 24V has the best sound quality & 65292;no higher than 32V& 65289; 2. Current: 0 - 2 A (power is determined by the input power, when it is 24V, the current is about 48W) 3. Size:8.5*8.5*17.5cm/3.3*3.3*6.9in CAUTION: 1. Not suitable for people with electronic medical instruments. 2. Do not touch the tesla while working. 3. Please do not use this tesla under environment with flammable and explosive materials or closed coil and big size metal. PACKAGE LIST: 1*tesla coil 1*o cable 3*neon bulbs 1*adapter