4M Enviro Battery...add this Product.

Get this Product with 120 points or buy it for $12.
Product Features:

• The cleanest energy sources you could find on earth
• An amazing environmental science kit
• A unique experimental kit that inspires young scientists
• Fun for the whole family
• Turn the kids onto the notion of leaving a smaller carbon footprint
• Be amazed at how you can light up a bulb or Sound a buzzer with a potatoes, salt water and mud
• Includes experiment guide, wires, zinc and copper plates, plastic cups, LED lamp and more
• Recommended age: 8 - 15 years