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electronic-circuit-experiment is a kind fashion product from Hema brand factory. As the manufacturer and supplier in China, we provide customized service and make newest and fashion electronic-circuit-experiment in classy quality. Contact us for lastest selling electronic-circuit-experiment and advanced items. Welcome to to place bulk orders. Low price can be discussed.

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Funny Game Of Electric Conduction

Funny game of electric conduction is composed of modeling conductive metal, LED lamp and buzzer. When the metal hook of the electric shock rod contacts with the conductive metal wire, the whole circuit forms a path, the buzzer will ring, the LED lamp will be on, if not, the circuit will be open, and the whole circuit will not work. The hand eye coordination ability of children was developed through experiments.