DEWALT 20V MAX Battery Pack with Charger, 3 Ah, Extra Long Run Time (DCB230C) - Amazon.com
Amazon.com: APTOOLER 4 Pack 3.0Ah 12V Max DCB120 Battery Compatible with Dewalt 12V Lithium Battery DCB123 DCB127 DCB122 DCB124 DCB121 Replace for Dewalt 12 Volt Power Tools Batteries with Battery Holder, Red :