The Milwaukee 48-11-2420 M12 12 Volt 2.0Ah Lithium-Ion Compact Battery is a high-quality power tool accessory designed for use with Milwaukee M12 REDLITHIUM tools. This battery, with a vibrant red color, is compact in size and offers a lithium-ion technology for long-lasting power. It has a capacity of 2.0 Ah and comes with one included battery. Perfect for home and garden projects, this battery ensures that your power tools stay powered up during your tasks.

Tested and works perfectly.