Made for jobs involving regular use of oil, grease, or solvent, FLEXVOLT Oil-Resistant Batteries are ideal for a variety of tasks. The hard-wearing battery resists chemical corrosion with a glass-filled, nylon housing for long product life. Get the most out of your tool and maximize your productivity with 9.0AH of power. This versatile battery works with 60V MAX tools and maximizes the runtime of 20V MAX tools. Stay alert of the state of charge with a convenient 3-LED fuel gauge and keep your battery protected with an included 3-year limited warranty.