A cordless soldering iron is a soldering tool that doesn’t need to be plugged into mains electricity. Instead of running off a wall outlet, it uses a battery or other portable power source (such as a 12V battery or USB‑C rechargeable pack) to heat up and melt solder. This gives you mobility and flexibility that traditional corded irons don’t provide — especially useful on job sites, i... https://omertools.com.au/product/milwaukee-m12si-0-12v-li-ion-cordless-soldering-iron-skin-only