3pcs DIY Dry Battery Powered Tesla Coil Kit Mini Tesla Module Kit

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 pipe Skeleton outer diameter: 2 cm Skeleton height: about 4 cm Number of turns: 200 laps Winding direction: clockwise from bottom to top Package included: 3 x PCB board 3 x Secondary coil 3 x battery packs 3 x Bulb 3 x 105 monolithic capacitor 3 x 8050 Transistor 3 x 20K resistor 3 x 3MM white blue LED