Ugears 3D mechanical Model Timer wooden puzzle for adults, teens and kids

sku CJ-88Z0-ZVOU
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Price $39.90
 

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Description

One of the most amazing models tm UGEARS is a Timer for 20 minutes. This is a mechanical timepiece which can be set to the desired time of 1 to 20 minutes. If you start the alarm, over time youll hear a sound. The timer has a unique roller pendulum and self adjustment system on the back wall. Our timer works from the usual clerical gum. For a long time we have improving this model so that everyone can collect this amazing clockwork! Model for self-assembly without glue. Size Model: 6,83,1510in (17380256mm) Package size: 14.66.71.2in (37173cm) Number of components: 107
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