Overview: The Stanley Fatmax SFMCB204-XJ is a high-capacity 18V lithium-ion battery designed to provide extended runtime and reliable performance for your power tools. With a 4Ah capacity, it ensures longer usage between charges, enhancing productivity for both professional and DIY applications. Product Features: High Capacity: Offers a 4Ah capacity, delivering extended runtime for demanding tasks. 18V Compatibility: Designed for use with Stanley Fatmax V20 series power tools, ensuring optimal performance. Lithium-Ion Technology: Provides consistent power output and a longer lifespan compared to traditional battery types. Quick Charging: Compatible with Stanley Fatmax V20 chargers, enabling efficient charging times to minimize downtime. Durable Construction: Built to withstand tough job site conditions, offering reliability and longevity. Product Description: The Stanley Fatmax SFMCB204-XJ 4Ah 18V lithium-ion battery is engineered to meet the demands of professionals and enthusiasts alike. Its high-capacity design ensures your power tools operate longer between charges, reducing interruptions and increasing efficiency. Lithium-ion technology ensures a lightweight form factor without compromising power or durability. When paired with compatible Stanley Fatmax V20 series tools and chargers, this battery delivers seamless performance, making it an essential component for your toolkit.