The Milwaukee 48-11-1820 Redlithium M18V Battery Pack is a high-quality power tool accessory that is perfect for use with handheld power drills. This battery pack features a powerful 18V voltage and a 2.0Ah capacity, making it ideal for use in a variety of applications. The Lithium-Ion technology ensures that the battery pack provides long-lasting power and performance, while the compact design makes it easy to use and store. Whether you're a professional contractor or a DIY enthusiast, the Milwaukee 48-11-1820 Redlithium M18V Battery Pack is an essential tool that will help you get the job done quickly and efficiently.