Product Review

Instruction:

1. Firstly , take 4 Lemons(other fruits like apple, orange, potato also OK).
2. Push 2 metal plates (one copper, one zinc) into each of them, connect copper plate of a lemon to zinc plate of another lemon with wires. 
3. Then, connect wire from copper plate of first lemon to  long terminal(+) of LED (light emitting diode).
4. Also connect wire from zinc plate of last lemon to short terminal(-) of LED.
You will find that the LED grows! 

Package Included:

4 x Copper Plates
4 x Zinc Plates
3 x Light Emitting Diodes
5 x Electric Wires