Is Smart Device:no Origin:Mainland China Certification:NONE Features: --100% new and high quality. --High frequency low loss easy installation. --This is a soldering iron cleaning ball,made of copper wire,is effective to remove soldering tin quickly and effortlessly. --It is pliable and soft texture,no harmless to your soldering head. --Used for cleaning soldering iron tips. --There is no water necessary , it can save energy , maintain temperature for the iron to faster work cycle . It is made of lead free steel wire . It cleans better than conventional sponges and won't damage your soldering tips . There is no messy sponges to dispose with the heavy duty stainless steel holder . Specification: Type:Cleaning Steel Ball Size:65*42mm Material:Stainless steel copper plating Color:rose gold Package Contents:1*Cleaning Steel Ball