CRAFTSMAN 20-Volt Max 4 Ah Rechargeable Lithium Ion (Li-Ion) Cordless Power Equipment Battery in the Cordless Power Equipment Batteries & Chargers department at Lowes.com
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HART 20-Volt Lithium-Ion 4.0Ah Battery (Charger Not Included) - Walmart.com
RIDGID 18V Lithium-Ion MAX Output 4.0 Ah Battery and Charger Starter Kit AC9540 - The Home Depot
V20* 4.0Ah Lithium Ion Battery (2Pk) - CMCB204-2 | CRAFTSMAN
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DEWALT 20-Volt MAX XR Premium Lithium-Ion 4.0Ah Battery Pack DCB204 - The Home Depot
KIMO 20V Max Lithium-ion Rechargeable Battery, 4.0Ah Long Life Battery for Cordless Drill, Angle Grinder, Brad Nailer, Cordless Oscillating Tool, Impact Drill Driver, All 20V Battery-Powered Tools - Walmart.com