Lowes offers Craftsman V20 20V Max 2Ah Li-ion Battery 2-Pack for $59 (Reg $129) with free shipping.

Product Description:
This 2 pack of V20* 2.0Ah Lithium Ion Batteries provides up to 1.5x the runtime of a standard 20V MAX* lithium battery. They are compatible with all the CRAFTSMAN® V20* cordless power tool and outdoor tool lineup. The professional grade high performance cells of CRAFTSMAN® 20V MAX* battery provide improved power and a longer cycle life. Each pack is equipped with a 3-LED state of charge for immediate battery charge feedback. No memory and virtually no self-discharge means these batteries are ready when you are.

• Extended runtime for heavy duty jobsite applications
• Improved power: Premium grade high energy cells
• Longer life: Resulting in an extended battery life
• Battery charge feedback: 3 LED state of charge indicator
• Maximum productivity: No memory and virtually no self-discharge
• Includes: (2) V20* 2.0Ah Lithium Ion Battery
• Disclaimer: *Versus V20* CMCB201 (1.3Ah) Lithium Ion Battery