The Makita 12V max CXT® Lithium-Ion 4.0Ah Battery pack is a vital component for professionals and DIY enthusiasts alike, providing a perfect balance of power, performance, and portability. With its advanced technology, this battery pack ensures a longer run time and a lower self-discharge rate, making it ideal for prolonged projects and continuous work. The compact design of the battery not only makes it lightweight but also significantly improves the ergonomics of your power tools, reducing user fatigue during extended use. A standout feature is the integrated L.E.D. battery charge level indicator, which keeps you informed of the remaining charge, ensuring that your work proceeds without interruptions. This battery is an integral part of Makita's expanding 12V max CXT® tool series, which combines superior performance with ergonomic design in a compact package. However, it's important to note the battery's specific compatibility with Makita chargers DC10WD and DC10SB, and its non-compatibility with 12V max pod-style tools and chargers. Backed by a 3-year limited warranty, the Makita 12V max CXT® Lithium-Ion 4.0Ah Battery is a reliable and efficient power source, enhancing the capabilities of your Makita tools and ensuring optimal performance in every task.