Greenworks 24V 4Ah (96Wh Max) lithium-ion battery delivers fade-free power with no memory loss after charging； On-board battery fuel indicator allows for on-demand reference of remaining power； Type-C port in battery charges all portable electronic devices, including phones and tablets. Type-C Battery Portable Power Station； Adopting special design with high efficiency and perfect to compatible with Greenworks stick vacuum SVG24L410, SVW24L410； 3-year battery warranty protects your investment.