Fruit and Potato Clock

This LCD clock keeps time using potatoes, soda, or plants.

• Length: 8½"
• Width: 3½"
• Height: 2¾"
• Demonstration of an Electrochemical Cell
• Instructions Included

It's an ideal demonstration of an electrochemical cell. All you need to do is attach the included zinc and copper bimetallic probes and watch the resettable hours, minutes, seconds, and date light up.

The clock includes instructions and measures 2¾ x 3½ x 8½".