Accuracy of the clockwork mechanism can be adjusted with the weight of coins. It is wound up with a little plummet.
Detailed instructions are included, and there is no need for glue.
The operating time from one start is about 120 minutes.
Material: birch plywood, rubber bands.
Size of the assembled model: 520x320x64 mm
Attention! Not recommended for children under 14 years old.
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