The Milwaukee M12 12-Volt 1.5 Ah Lithium-Ion Compact Battery Pack x2 is a high-quality power tool accessory ideal for cordless tools. These red batteries are designed with lithium-ion technology, providing reliable and long-lasting power for your tools. With a battery capacity of 1.5 Ah and a voltage of 12V, these compact batteries are perfect for various projects in your home or workshop. The pack includes two batteries, each with two lithium-ion cells, making them a convenient and efficient choice for your power tool needs. Built by the trusted brand Milwaukee, these batteries are a reliable option for your cordless tool requirements.