Specifications:After inputting DC3.7V-6V at the input terminal, DC high voltage of tens of thousands of volts can be obtained at the output end.It can be used as a high-voltage source in the general science experiment, electronic instrument, negative ion generator, and scientific small production.The module is fabricated using the Tesla coil principle, which outputs high-voltage pulse current, small size and high efficiency.The peripheral circuit is simple (just need to connect the switch and the battery), the discharge intensity is fierce.Type: Voltage GeneratorMaterial: Plastic ShellWorking Voltage: 3V - 6VWorking Current: 2A - 4AOutput Current: 0.005AFeatures: Power Module, Voltage Boost, Arc GeneratorSize: 88.5mm x 26mm x 24mm/3.48inch; x 1.02inch; x 0.94inch; (Approx.)Cable Length: 12cm/4.72inch; (Approx.)Notes:Due to the light and screen setting difference, the item 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Voltage Generator