This is a USB powered Tesla coil Description:
It works on 4V-9V 1A-5A it can be powered by most USB sockets " PC, mobile phone charger, laptop etc " It is safe to touch the sparks . There are two modes low and high power. No set up required just plug and play. Max Spark length 3 inches depending on power source. It comes in black. Dimension: Width-7.5cm Length-7.5cm Height-77cm
Item includes:
1 x Tesla coil 1 x USB power cable
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