1xDC3.7V-6V to 400kV/400000V Boost Step-up Power Module High Voltage Transformer
3,39 €
About input power: single 3.7V lithium battery or two series, such as 18650 battery, or nickel cadmium/nickel hydrogen battery, 4V or 6V lead acid battery, etc. (6V battery can achieve the best results).
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