DeWALT Max XR Lithium-Ion 20V 4Ah Battery DCB204 - Two Pack - Walmart.com
DeWalt 4-Pack 20V MAX Lithium-Ion Battery DCB324-4, (4.0 Ah+ 2.0 Ah) N 885911610551 | eBay
DEWALT 20V MAX Premium XR Lithium-Ion Battery — 2-Pk., 20 Volt, 4.0Ah, Model# DCB204-2 | Northern Tool
Shop DEWALT 20-Volt Max 3 Amp-Hour Lithium Power Tool Battery Kit (Charger Included) & XR 20-Volt Max 4 Amp-Hour Lithium Power Tool Battery at Lowes.com