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Desktop vacuum cleaner large enough to grab by hand. It is a mechanical vacuum cleaner that does not have a control mechanism sensors and electrical. This is done mechanically by using a gear change of direction change of direction if Butsukare in [Features] - obstacle, even if you sense the edge of the table further, all of them.
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Book Description Gakken Education Press, 2012. Condition: New. book. Seller Inventory # M4056064873