The GreenWorks POWERALL 24V 4.0 Ah Lithium-Ion Battery in black is a reliable and powerful tool accessory for various home and garden projects. With a 24-volt voltage, this battery offers long-lasting power to keep your tools running smoothly. The lithium-ion technology ensures efficient performance and a 3-year manufacturer warranty provides peace of mind. The compact and lightweight design makes it easy to handle and transport, making it a versatile choice for all your power tool needs.