Power Scour Pro Metal Cleaning Electrolysis System with Accessory SetThe Power Scour Pro is a compact but powerful electrolysis machine used for cleaning and stabilizing coins, relics, artifacts, and jewelry by slowing degradations. In addition, the process will clean the treated object, helping to remove oxidation, encrustations and other contaminating materials. The compact size and portability means you can use this unit in any location even in the field. Included in this package: Rechargeable Power Scour Pro power