The Milwaukee M18 48-11-1852 Extended Capacity Batteries are a pack of two high-quality lithium-ion batteries designed for power tools. With a capacity of 5 Ah and a voltage of 18 V, these batteries provide long-lasting power for your tools, ensuring you can work efficiently without interruptions. The sleek black design, along with the signature red and black colors, makes them a stylish and reliable choice for your workshop or home improvement projects. Perfect for Milwaukee tool users looking for enhanced performance and extended run time.