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Potato-battery-clock 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 Potato-battery-clock in classy quality. Contact us for lastest selling Potato-battery-clock and advanced items. Welcome to to place bulk orders. Low price can be discussed.
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Fruit Potato Clock

Fruit Potato Clock

This Fruit Potato Clock has two compartments designed to hold potatoes or fruit. Two coils (one red and one blue) are inserted into a different potato while the green coiled wire is connected to both potatoes. This will then make the clock start working. This is an excellent demonstration clock to use in the science classroom!

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