SMC03

Eco-Calculator, No Batteries Needs, Energy Solution P290 Calculator

Shake powered calculator. This innovative alternative energy solution calculator employs Faraday’s Principle of Electromagnetic Energy. You can see the energy creation in action through the visible chamber as the magnet slides through the copper coil.

Color: Green

Size: 4 3/8� x 2 1/8� x 1�

Imprint Area: 3/8� x 1 1/4�

Weight: 0.15 lbs

Production Time: 2-3 weeks