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
Replacement 18 Volt Battery for Dewalt Drill DC970 DC9096 1.5Ah NiCd 6Pack - Walmart.com
DEWALT 18 Volt to 20 Volt MAX Battery Adapter Combo Kit - Denville Do it Best Hardware
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