DEWALT 18V-20V Adapter/Battery Combo Kit by DEWALT at Fleet Farm
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
DEWALT Charger for 7.2V-18V Battery, 1-Hour Fast Charging (DC9310) , Yellow - Cordless Tool Battery Chargers - Amazon.com
DEWALT 18-Volt to 20-Volt MAX Lithium-Ion Battery Adapter Kit (2-Pack) DCA2203C - The Home Depot
18V 6.0Ah 18 Volt for DeWalt XRP Battery / Charger DC9096-2 DC9098 DC9099 DW9096 | eBay