Music Tesla Coil Touchable Artificial Lightning Spark Musical Coil Audio Input Bluetooth Scientific Experiments FEATURES TOUCHABLE ARC - This musical coil hand-touchable lightning in the palm looks destructive and scary, touching it is like a tickling massage spa for your hands. AUX AUDIO CABLE MODE - Connect the Coil via audio cable to play square wave music, you can also freely adjust the length of the lightning bolt and the frequency of its emission. BLUETOOTH MUSIC MODE - Connect the Coil with your cell phone to play square wave music, the lightning flashes with the rhythm of the music, and makes sound by vibrating the air, which is a real electric sound, with a higher discharge frequency, and the arc effect is like a silk screen. WIRELESS LIGHTING - This musical coil can wirelessly light up all kinds of gas lamps such as neon lamps, fluorescent lamps, old-fashioned energy-saving lamps, etc. under the high-energy electric field of lightning. IGNITION MODE - Lightning is essentially a high temperature plasma, when this musical coil releases lightning at high frequency, it can ignite flammable materials like a flame. SPECIFICATIONS Specifications: European standard, American standard, British standard Input Voltage :48V Arc length :0~8cm Package Includes: 2* conductive bulbs + 1* conductive pin + 1* power supply + 1* main unit + 1* conductive sheet NOTES Keep away from flammable and explosive items when the equipment is working to avoid the arc hitting other electronic equipment. Be careful not to be poked by the discharge needle, and do not place objects on the panel of the main unit to avoid high temperature damage to the shell.