$ 285.60
Details
Named after the inventer Van de Graaff, a German physicistProduces low-amperage static electricity that can be “shocking,” but perfectly safeTwo different pulleys inside a plastic column create and carry static charge up to the polished aluminum collector globeDraw out static charge in a burst of lightning — or set each hair on your head on endInstruction booklet explains how to raise hair, produce lightning and electric windExperiment with St. Elmo's fire or electrostatic attraction and repulsionSpecifications:200,000V potential, sparks to 5 in. (12.7cm)17.7 in. (45cm) high2 neoprene belts7 in. (18cm) dia. oblate (0.040 thick)Operates in humidity up to 90%1.75 in. (4.4cm) dia. opaque PVC column110V operationOrder InfoReplacement belts are available separately (Cat. No. S43203).
