Power your 20V MAX tools and take on jobs involving the regular use of harsh materials like oil, grease, or solvents with the incredibly durable 20V MAX Oil-Resistant 5Ah Battery. Ideal for a wide range of applications, this long-lasting battery features a glass-filled, nylon housing designed to resist the effects of chemical corrosion. This battery delivers 5Ah of power to help you maximize your output, while the 3-LED fuel gauge provides immediate feedback on your state of charge.