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BB bullet shells of tank gun gun gun launcher DIY electric tank accessories
votlage:3-7v
shipping list:
1set bb shoot device
1bag bb ball
| Weight | 0.2 kg |
|---|
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STEM Science
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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