9-12 V BD243 Mini Tesla Coil It is a fully assembled kit ready to use for your DIY Projects. Tesla coil is a transformer (resonant transformer) that operates on the principle of resonance. It can produce high-temperature and high-pressure plasma and can ignite, wirelessly transmit electricity, illuminate fluorescent lamps. It has wonderful arcs and used for many fun and very interesting scientific experiments. This product is newly developed. The primary coil is already in the PCB board. It does not need to be wound on the outside. It is convenient for fans to install, high efficiency and beautiful. Features and Specification: Type: Diy kits Input voltage: 9-12V, can be started with 9V battery, but if there is an arc, the working voltage needs 12V. PCB board size: 3.1x4cm/1.22×1.57inch Color: As shown Quantity: 1Set Package Includes: 1 x 9-12 V BD243 Mini Tesla Coil 1 x Bubble 4 x M2x4 mm screw 4 x M2x7 mm double pass copper column
