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Diy Enviro Battery Toy

Diy Enviro Battery Toy includes experiment guide for making a coin battery, fork battery, potato buzz wire game and more. Caution: High Voltage Inspiration! Contains 3 zinc plates, 3 copper plates, connection wires, 3 plastic cups, a light tower, a LED lamp with connection wire, a sound chip with connection wire, an experiment record sheet, adhesive tape and detailed instructions.