Product Features
1. Strong Line: Our newton cradle use a high-quality nylon line that is strong enough to not be broken easily. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
2. Black Wooden Base: The hard wooden base can keep the smooth operation of the newton's cradle balance balls. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
3. Swing Time: The balance balls continue in perpetual motion for only 15-25 seconds due to the resistance of the air and friction, but it won't influence the effect of playing although it can not reach the seamless convergence among balls in the vacuum. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
4. More Durable and Rustless: With a steel frame and 5pcs high polished smooth steel balance balls, which are more durable and easy to transfer and store more energy when colliding. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
5. Applicating: Apply to psychology, teaching tools, and furnishings. Frequency swing keeps you in a calm state. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
6. Product Dimensions: 9 * 7.5 * 9CM, ball diameter 1.0CM. Newtons Cradle Acier Balance Ball Physique Sciences Pendule
Product Specification
Type Desk Metal Balance Ball
Size 9 x 7.5 x 9cm
Material Metal
Base Color Black
Swing Time 15-25 seconds
Package Included
1 x Frame with 5 Balls
1 x Base