Yingyy Solar Crookes Radiometer Glass Desktop Ornament Shelf sunlight or strong irradiation,the for Entrance Bookshelf Green
Yingyy
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Yingyy Solar Crookes Radiometer Glass Desktop Ornament Shelf sunlight or strong irradiation,the for Entrance Bookshelf Green

Yingyy Solar Crookes Radiometer Glass Desktop Ornament Shelf sunlight or strong irradiation,the for Entrance Bookshelf Greenipip
Actual ColorYellow

Key item features

  • [Educational Science Toy]:The solar power Crookes radiometer is a nice physics teaching toy,under sunlight or strong irradiation,the vanes inside will automatically rotate
  • [Principle]:Sun light energy for spinning vanes,when the sun shines,the black vane absorbs heat energy,and the white vane releases heat energy,that drives the vanes to rotate
  • [Premium Material]:The solar Crookes radiometer windmill is made of premium high boron glass,sturdy,not easy to break and crack,and ensures a long time to use

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