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The 400-kV Van de Graaff unit generates 200,000–400,000 V, depending on humidity, and has 3 variable settings. The typical electrostatic demonstrations described in the included experiment guide can test concepts such as charge conservation, charge transfer, triboelectric effect, conductors, insulators, ionization, and more. Unit overall height is 33"; dome diameter is 9". Comes with a power cord for 220 V, AUS plug and an electrostatics set with 10 attachments. Note: For international customers only.
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