Stainless Steel Perpetual Motion Desk Toy - Automatic Swing Balance Sculpture for Office & Home Decor | Stress Relief Gadget, Science Physics Demonstration, Unique Gift Idea

Perpetual motion is the concept of a device capable of moving indefinitely without an external source of power. It's motion is self-propelled and continuous for great lengths of time. Infinite motion is not currently possible because of the laws of thermodynamics, however, you can experience and be amazed at just how long this device will continue to swing after the first drop. This is the perfect desk toy to impress Colleagues and clients alike! Perfect for your office or room decor. It will keep you and anybody else who watches it mesmerized for hours. Specification: Material: Iron & Plastic Weight: 247g/8.7oz Battery: 4* AA Batteries (NOT included) Color: As pictures shown Process: electroplating Size: 10.8*19cm/4.3*7.5inch Package List: 1 x Perpetual Motion Model Decor

MULTIPLE USES: The automatic swing motion perpetual motion model is a great product for this gift, it can be a great gift for family or friends. It can also be used for teaching purposes. Easy to install and uninstall.

BALANCE TOY: The toy continue in perpetual motion until the batteries run out. There is no ON/OFF switch. Only OFF after take batteries out or run out. Need 4PC*AA batteries,（EXLCUDED）.

MATERIALS: Made of ABS plastic and metal, this toy is a wonderful decoration to place in the house, school or office for dynamic art. Size: 10.8*19cm/4.3*7.5inch.

BALANCE TOY: Steel balance robot placed on a stable table, it will swing happily. Requires 4 *AA batteries, not included. You need to prepare batteries. The perpetual motion machine is a rotating piece of art for your desk, the perfect decoration for a space-themed party

STUNNING CONVERSATION WORKS TO PLACE ON YOUR DESK: Shake Wiggle Robotic Device is a classic desk accessory, a dynamic art. This cool tabletop toy will be a great icebreaker when you keep it on your desk or home desk. Use it to kill time, relieve stress, call out boring colleagues, or teach young people about physics.