Hand Crank Van de Graaff Generator

Generating exciting electrostatic experiments has never been easier! Thrill your high school and middle school students with exciting demonstrations as impressive as Paul Hewitt's. Show sparks fly. Make hair stand on end. Illustrate how positive and negative ions attract or repel, and more. It's easy with our new low-cost Van de Graaff Generator. This hand-crank model can develop potentials of up to 200kV and produce a spark up to 3.2 inches long. Best of all, it's less than half the cost of a traditional Van de Graaff generator, so you'll be able to conduct spectacular electrostatic experiments without breaking your budget. *Doll not included