This is a custom built Tesla Coil. The #1 coil is 1/4" hollow copper tubing on a custom design and printed plastic base. The #2 coil is 11 1/4" long 4" diameter pvc pipe. With 11" of 32 awg magnet wire. It comes with a NPN circuit that will put out a four foot field 35v max power. 35v power supply included
