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Solar Cell Demonstrator

Quick Overview

This is a great desktop item and attention-getter
Four powerful solar cells are mounted on a revolving disk and motor
Watch as the entire disk, solar cells included, begin to whirl around when the unit is placed in the sun
Product Size : 5" x 4-1/4" x 5-1/2"
Age : 10-18 YEARS
Grade : 5-12
Package Count : 1