Description:The newly developed primary coil of this product is already in the PCB board, no need to be wound on the outside, which is convenient for the fans to install, high efficiency and beautiful. It is a new design. This Tesla coil is safe and will not be electricity. there is no arc, it can only be used to light space. It can be used for students experiments and curriculum design.All devices are all in-line, no device is patched, and there are few devices with a high success rate for beginners.Secondary coil parameters:Enameled wire diameter: 0.13 mm (with paint 0.15 mm)Skeleton material: PVC pipeSkeleton outer diameter: 2 cmSkeleton height: about 4 cmNumber of turns: 200 lapsWinding direction: clockwise from bottom to topPackage included:10 x PCB board10 x Secondary coil10 x battery packs10 x Bulb10 x 105 monolithic capacitor10 x 8050 Transistor10 x 20K resistor10 x 3MM white blueLED
