ExpertPower Replacement Battery for DeWalt DC9182, DC9181, DC9180, 18V XRP Lithium Ion fits All Dewalt 18 Volt Tools - Amazon.com
Amazon.com: JJXNDO for Dewalt 20V to 18V Battery Adapter, 2-Pack DM18D Upgraded Version DCA1820 Converter for Dewalt 18V/20V & for Milwaukee M18 18V Battery to Work for Dewalt 18V Nicad & NiMh
Comparing Power Tool Battery Specs – Watt-Hours vs Amp-Hours
DEWALT 20V MAX XR 10Ah Lithium Ion Battery 2pk DCB210-2 from DEWALT - Acme Tools
DEWALT 18V XRP Lithium-Ion Battery | The Home Depot Canada