Features:

* Art: It is a enjoyable technique to study science, good for teenagers to expertise mechanical enjoyable in classroom training or play with, enhancing kids's capacity to discover scientific mysteries. 

*Conservation of Energy: It received't final perpetually resulting from air resistance and friction. Newton's Law  Art Ball can transfer repeatedly for 8-15 seconds. Good torque and centroid performances. Not solely does it display pendulum movement, nevertheless it helps display the legal guidelines of conservation of momentum and vitality.

*Unique Ornament: Made of plastic, appropriate for desk sports activities ornament. Surprise your folks with this intelligent toy and benefit from the enjoyable of science.

*Stress Reliever: Fit for decompression in adults, it's nice to launch work fatigue and stress after a busy day at work, good for outer house science-themed lessons or workplace decor, an excellent instructing device for explaining everlasting physics. Perfect for birthday, holidays, Christmas, and Father's Day presents.

*Optional: Yellow (USB Version), Red (USB Version), Wine Red (Battery Version).

Specifications:

*Material: Plastic

*Color: Yellow (USB Version), Red (USB Version), Wine Red (Battery Version)

*Size: 150 x 100 x 150mm

*Weight: 229g, 288g

Package Included:

1 x Perpetual Motion Machine Decoration

Note:

1. The actual colour of the merchandise could also be barely totally different from the images proven on web site brought on by many components similar to brightness of your monitor and lightweight brightness.

2. Please enable slight handbook measurement deviation for the info.