Newtons Cradle Pendulum with LED Lights

Environmentally friendly, non-toxic glass balls that can be used for a long time are available. These are excellent educational science gadgets that not only demonstrate the pendulum but also illustrate the laws of conservation of momentum and energy. They are science toys that provide a soothing clanging sound when stirred, perfect for relaxation after studying or working.

By installing batteries, these glass balls light up on the substrate, appearing colorful and beautiful, making them highly attractive. Ideal for home decoration, study, or desk accessories, they also make great birthday gifts and children's toys.

Specifications: Condition: Brand new Material: Glass + fishing line + plastic base Color: As shown Battery: 4 x AA batteries (not included) Dimensions: Approximately 12 x 9 x 12 cm / 4.72 x 3.54 x 4.72 inches Package weight: About 145g

Package includes: 1* Luminous Pendulum Ball Toy

Please Note: 1. Due to manual measurement, please allow for 1-2 cm error, and ensure that you are comfortable with this before ordering. 2. Colors may vary slightly due to different picture placements, please understand.

product information: