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3130

H2O Clock

For Ages 8+

Run the clock without batteries

Use Fruit Juice, Cola, even Soy Sauce to Generate Electricity!

• Clock Module
• Clock Module Base
• (2) Water Column with Lid
• (2) Zinc Electrode
• (2) Copper Electrode
• (2) Wire Contact Spring
• (2) Washers
• Instruction Manual


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