For all orders exceeding a value of 100USD shipping is offered for free.

Returns will be accepted for up to 10 days of Customer’s receipt or tracking number on unworn items. You, as a Customer, are obliged to inform us via email before you return the item.

Otherwise, standard shipping charges apply. Check out our delivery Terms & Conditions for more details.

【Perpetual Motion Simulator】Touch the test switch premium electromagnetic induction version, noiseless, no motor. Genuine perpetual motion, electromagnetic induction version (no motor). This is the high performance version, not simply a decorative item. Each ball will fall back exactly to the starting point

【Physics Toy Size】Very high quality Exotic Wood material ( Solid hardwood:Pine + Oak), with world-class workmanship and finish. Weight: 820g (including 5 balls) Size: base 21.5*10.5*18cm,8.46*4.13*7.08in (length X width X height).

【Amazing Physics Fun Toys】When I first saw videos of this piece of kinetic art I thought the effect was due to video editing, but in fact the base contains a power source and very clever mechanism.No, it's not magic or something against the laws of physics. There's a hidden magnetic system under the device, secured with screws, and rechargeable with a USB cable (included in the package).Runtime: 5-6 hours (continuous - when the Battery is fully charged).

【Service Guarantee】The product and the video match, if the product received is not the same as the video can cycle rotation, we promise to give it away for free, and a full refund.If the received product does not match the actual product, we promise a full refund.

Gift：It is a nice gift, we can send it to our friends,young,old, children, adult,boys ,girls,teacher,father,colleagues,family.Sleek desk toy for adults and children. Quite, relaxing, suitable as Science Toy or Decorative. An exquisite decoration that can be placed in house,school or office.