The Gizzu Hero Ultra Plus 3840Wh Extra Battery Pack doubles the maximum capacity of your Gizzu Hero Ultra Plus 3840Wh UPS Power Station to 7680Wh. Better yet, you can add two and increase its capacity up to 11520Wh. The battery pack has an impressive 3840Wh LiFePO4 battery capacity, enabling you to run large household appliances or power tools for longer on your Gizzu Hero Ultra Plus Power Station. This allows you to deliver power to your devices and small household appliances during loadshed