The Milwaukee M18 18V Lithium-Ion RedLithium Forge 6.0 AH Battery Pack is a powerful and efficient battery solution designed for demanding tasks. With a quick 15-minute supercharge that can reach up to 80%, this battery offers the longest life compared to other REDLITHIUM batteries. Its optimized size, weight, and increased power make it ideal for overhead work and tight areas. Additionally, the battery is resistant to common oils, greases, and solvents, ensuring durability and longevity.