The Milwaukee 48-11-2450 M12 REDLITHIUM HIGH OUTPUT XC5.0 Battery Pack is a high-quality lithium-ion battery designed for power tools and workshop equipment. With a capacity of 5 Ah and a voltage of 12 V, this battery pack offers long-lasting power for efficient and reliable performance. The compact dimensions of 4.3 inches in height, 3.4 inches in length, and 2.6 inches in width make it easy to handle and transport, while the lightweight design of 0.95 lbs ensures a comfortable grip during use. Ideal for DIY projects, home improvements, and professional tasks, this Milwaukee battery pack is a versatile and essential tool accessory.