1、Adopt for tesla coil principle, output high-voltage pulses, powerful discharge intensity. 2、Compact size, high efficiency, stable and professional performance, dependable to use. 3、The high-voltage module/generator made by the circuit composed of components, can be used as a high-voltage source for students' science experiments/electronic instruments/negative ion generators/science small productions. 4、The input voltage is DC 7-6V and will output DC800KV high voltage. 5、Built to meet standard specification, strictly follow factory quality control. 1 x High-Voltage Generator Condition: 100% Brand NewItem Type: High-Voltage GeneratorMaterial: PlasticColor: As picture shownModel: HX-901Length: Approx. 88m/ 3.5inDiameter: Approx. 26mm/1inCut Surface Diameter: Approx. 24mm/ 0.9inInput Voltage: DC 3.7-6VOutput Voltage: DC800KVCurrent: Input 4A, output 0.5ALine Length: Input about 10cm, output about 10 cmStructure: Integrated housingDischarge Distance of the Two Poles: Approx. 0.5- 1.5cm (exceeding it will be easily damaged)Uses: Commonly used in high-voltage production, electronic DIY, product development, high-voltage electronic anti-theft, etc.How to Use: The two poles of the high-voltage output terminal(monochrome thick wire) are fixed within the specified discharge distance, and the low-voltage input terminal(two-color thin wire) red wire positive electrode and green wire negative electrode are connected to the battery to produce high voltage arc work.Input Requirements: This product does not require an auxiliary circuit, and can be used directly by connecting the battery. The input terminal is connected to a single 3.7V lipo battery (such as 18650 battery) or nickel-cadmium/nickel-hydrogen battery pack, 4V or 6V lead-acid battery, etc. (6V battery can be for best results)