Lowes [lowes.com] has DeWalt 20V Max Lithium-ion 3Ah Battery (DCB200) on sale for $39. Select free store pickup; otherwise, shipping is free for MyLowe's Rewards members.
Product Info:
3.0 Ah extended run-time battery provides long run-time & battery life
Built-in LED fuel indicator
Withstands rigorous job site applications
Compatible with all 20-Volt MAX chargers and power tools
Product Description:
Power your 20V MAX* tools with this 20V MAX* 3Ah Battery that feature the runtime and performance needed for tough jobs. These batteries are compatible with 20V MAX* tools and chargers. DEWALT 20-V Lithium-ion Battery (3 Ah) | DCB200