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 :
20V MAX 3.0Ah 4.0Ah 18V Lithium-Ion Battery for Black + Decker LB2X3020 LB2X4020 - RHY Battery