Explores the technology behind drawing on metal using electrochemical artistic etching. Watch as a pattern is created on a stainless steel knife using a Krone battery as a direct current source.

The Clash of Clans Electro Boots Hero Equipment is available for purchase in the ongoing Toyshop Throwdown event, offering extra hit points and enhancing the Royal Champion's healing potential.

The Clash of Clans Electro Boots, a new Hero Equipment for the Royal Champion, has arrived. It has been released in the game along with the Toyshop Throwdown event and is available at the Trader Shop.