Shake Powered Calculator
Make yourself noticeable at any event when you hand out this shake powered calculator! With a few shakes, you can see the energy creation in action through the visible chamber as the magnet slides through the copper coil. This item utilizes Faraday’s Principle of Electromagnetic Energy and is a great gift for those who love science. Imprint it using our pad print method and draw a crowd when you demonstrate how this is used!