The GreenCell battery is a powerful tool battery specifically designed for use with devices from the GreenWorks brand. With a capacity of 4 ampere-hours (Ah) and a voltage of 40 volts, this lithium-ion battery provides a reliable power source for various applications. The device-specific size ensures an optimal fit and compatibility with the corresponding devices, enhancing handling and efficiency. The battery is ideal for use in high-performance tools, allowing for longer operating times so users can complete their projects without frequent interruptions. The use of high-quality materials and advanced technology ensures a long lifespan and reliability of the battery. This item is sold as a single unit and is an excellent choice for anyone who values quality and performance.