Designed to demonstrate the principle of an electrochemical cell. This LCD clock runs on two potatoes, oranges, grapefruits, or cans of soda pop. An excellent demonstration unit |
Two Potato Clock
SKU: SB16423NC
Designed to demonstrate the principle of an electrochemical cell. This LCD clock runs on two potatoes, oranges, grapefruits, or cans of soda pop. An excellent demonstration unit |