A lemon or Orange battery is a simple battery often made for the purpose of education. Typically, a piece of zinc metal and a piece of copper are inserted into a lemon and connected by wires. Power generated by reaction of the metals is used to power a small device such as a LED and Joule Thief DIY board

<p>where u can get zinc in the city</p><p>in homedepot? in a hardware store?</p><p>i live in mexico and i cant imagine where to get a pice o zinc or copper</p><p>i onli know and get copper from electrical cable o audio cable, but a rod or a plate from that two metals, y cant imagine where it can be sell.</p>

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