Dewalt 18V portable Soldering Iron for 18v battery Cordless Soldering – CrossFirePower
DEWALT 18-Volt 2-Pack 2.4 Amp-Hour; 2.4 Amp-Hour Nickel Cadmium (Nicd) Power Tool Battery Kit in the Power Tool Batteries & Chargers department at Lowes.com
Review: DeWalt Battery Adapter for 18 Volt tools to 20V MAX Batteries — AZ DIY Guy
Use a 20V Battery on Your 18V DeWalt Tools With This Handy Adapter — Construction Junkie