Nature's Power Pod - Elite is made to be used in conjunction with the Nature's Generator - Elite. It comes with an internal 100Ah Sealed Lead Acid battery that can be recharged through the solar panel input on the front of the unit. On the front of the unit we also include an LED light fuel gauge to let you know the units level of charge as well as a 12V DC outlet. The Nature's Power Pod - Elite also includes a storage compartment on the top section of the product. The fuse connector for expansion purposes is stored there. You can also store any other items inside the compartment that you may want to keep handy with your unit. Nature's Power Pod - Elite is made with a 100Ah built-in SLA battery that is maintenance free, Front control panel includes, One 300 watt solar panel input, One 12-Volt DC outlet, LED battery fuel gauge, The units back panel houses a built-in 600V/350A expansion port for connection of the Nature's Generator-Elite in essence, connection of the Nature's Power Pod-Elite to the Nature's Generator helps provide larger energy storage and run time, Compartment on the top of the unit also provides a convenient storage space if needed.