• HIGH QUALITY----Made of metals, stainless steel, brass, has a smooth surface, will not rusty and fade, always looks as good as new. Sizes: 5.11 in(w)* 7.87 in(H) in . Please measure the size with ruler instead of image the size in mind.
• UNIQUE SHAPE---- The robot takes the steel ball in hand, makes the shooting action, and has a basketball frame at the other end of the balance pendulum. The overall shape is interesting
• SWING TIME----The toy continued in perpetual motion for ONLY 2-3 minute due to the resistance of the air and friction. It can rotate and swing 360 degrees.
• TEACHING GIFT---- It is an amazing and fantastic product at this price, it can be a great gift to your families or friends. It also can be used for teaching purpose. Many of our customers comes from school, colleague, Easy to install and uninstall.
• MULTIPLE PURPOSES---- It’s a classic desk accessory is art-in-motion. This cool desk toy will be a good icebreaker when you lay it in your office desk or your home desk. Use it to waste time, relieve stress, tune out boring coworkers, or schooling youngsters in physics. It will be nice desk toy. Good representation of torque and center of mass. It’s not only demonstrates pendulum motion, but also helps to show the laws of conservation of momentum and energy.