Physics Science Metal Balance Newton Pendulum Ball - Silver
Physics Science Metal Balance Newton Pendulum Ball
Material: High ABS plastic
Instruction: Put in 4pcs batteries then use your hand to rotate the metal part of this product ,it will keep swing upon the power of batteries.
2>put in 4pcs AA batteries(no included)
3>use your hand to rotate the metal part of this product ,it will keep swing upon the power of batteries
4>Decoration of celestial motion by the base and the swinging part.
Insert the battery base (4pcs AA battery, not included) gently rocking motion part, you'll find it swing angle is more and more big, don't stop!
5>The base for the plastics, swing part is composed of plastic and metal wire, very artistic sense, are very beautiful beside the desk desk TV computer.
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