URToys Light Up Newtons Cradle Steel Balance Ball Kinetic Energy Multi Color Home Office Science Toy Household Decoration Art Work Gift

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Feature

A futuristic take on this classic desk accessory.
Bright, multicolor LEDs in each sphere.
See the laws of conservation of mass and energy expressed in color!
Experiment with releasing multiple balls at once and observe the effect. Authentic Fun Central Branded, absolutely awesome Cradle Balance Balls.
The Newton's Cradle makes a fun conversation piece, and fits perfectly on a desktop or coffee table.

Description

Batteries: 1.5V AA alkaline batteries (not included)
Middle size: 15*15*11.5 CM
Small size: 12*12*9CM
Package Includes:
1xNewton Balance Balls