Two Potato Clock || 43-

Warehouse 43

CA$32.60
CA$26.10
(You save CA$6.50 )
Two Potato Clock || 43-
SKU:
43-850400
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Product Overview

This unit is designed to demonstrate the principle of an electrochemical cell. The LCD clock runs on 2 potatoes, oranges, grapefruits, or cans of soda pop.