Specifications:Comes with high quality material and fine workmanship, great for physical experiment.Well cultivate interest and develop hand-brain cooperation ability.Not only as a science tool for education, but also as a decoration in your room or office.Perfect for physical science education, creates a lively and interesting class.Item Type: Magnetic Levitation Pen ToyMaterial: PlasticFeatures: DIY Assembly Toy, Educational Toy, Scientific Experiment ToySize: 13cm x 6cm/5.12" x 2.36" (Approx.)Notes:Due to the light and screen setting difference, the item& 39;s color may be slightly different from the pictures.Please allow slight dimension difference due to different manual measurement.Package Includes:1 x Pen Core1 x Positioning Plate1 x Magnet Piece4 x Round Pads1 x Acrylic Board