ANTRobut 4500mAh Replacement Dewalt 18V Battery and Charger for Dewalt 18V XRP Battery DC9096 DC9099 DC9098 DW9099 DW9098 with DC9310 Charger for Dewalt 18V Battery Charger - - Amazon.com
Dewalt 20V Max = 18V Nominally
18V XRP™ Battery Pack | DEWALT
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