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Electromagnetic Art Perpetual Motion Machine, Upgraded Silent Rolling Ball Perpetual Motion Simulator, Physical Science Teaching Toy, Office Home Mysterious Kinetic Art Decoration, Teacher's Day Gift
Multifunctional perpetual motion simulator This children's science education toy perfectly combines the laws of gravity and electromagnetic induction. The invisible mysterious force can stimulate curiosity, or cat and dog boredom relief gods. At the same time with entertainment, stress relief, teaching and cat teasing a variety of functions. Electromagnetic Drive The invisible electromagnetic auxiliary power replaces the old motor drive with loud noise and unstable function. The advantages of the upgraded version are noise-free, stable function, with invisible induction switch. USB Charging Hidden USB charging interface, equipped with USB charging cable (charging plug not included). The perpetual motion desk toy

Price is $46.00

Price: $45.99