
earth cell battery kickstarter An earth battery is a pair of electrodes made of two dissimilar metals, such as iron and copper, which are buried in the soil or immersed in the sea.. Intro: earth battery. earth batteries have been used for centuries, but it more recent times they were used in the 1800's to power telegraph stations.. It looks and acts like a battery pack but kraftwerk is actually the first hand-held fuel cell generator that can regenerate energy in less than 3 seconds.. ...