Powerextra 4.5Ah 18V DC9096 DC9098 Replacement Battery Compatible with Dewalt 18 Volt XPR Battery DC9099 DW9095 DW9096 DW9098 DE9038 Cordless Power Tools - - Amazon.com
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