The Green Cell battery for Milwaukee M18 is a powerful replacement battery specifically designed for use with Milwaukee M18 tools. With a voltage of 18 V and a capacity of 8 ampere-hours (Ah), this lithium-ion battery provides a reliable power source for various applications. It is ideal for craft projects, repairs, and other tasks that require a consistent and long-lasting power supply. The battery is manufactured in China and is known for its high quality and durability. It is sold as a single unit and is easy to install, allowing users to quickly get their tools back in operation. This replacement battery is a practical solution for anyone who relies on the performance of their Milwaukee M18 tools and is looking for an efficient and reliable power source.