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STEM Science
Elementary student science and technology small making DIY material electric generator model Physical Experiment Toy assembly
Availability:
9972 in stock
Sales 1
$7.90
9972 in stock
manual (photo and Chinese description)
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DIY Automatic Water Dispenser School Experiment Manual Model Science Education Toy SNP68
STEM ScienceDIY Automatic Water Dispenser School Experiment Manual Model Science Education Toy SNP68
Working principle:
When the water cup touches the micro switch, the circuit is switched on, and the pump works
When the water cup leaves the micro switch, the circuit is disconnected and the pump stops workingSKU: SNP68
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