This Milwaukee M12 battery has been going down in price over the last few weeks. It hit a new low this week at $42.99.

The "XC" in Milwaukee's M12 battery line stands for "Extended Capacity." These batteries are designed to deliver longer runtime and increased power compared to compact versions, making them ideal for heavy-duty tasks. Featuring more lithium-ion cells, Milwaukee M12 XC batteries provide enhanced energy storage, ensuring optimal performance for power tools requiring sustained operation.