The 3.0kVa Lithium Ion Battery Back-Up System Offers A Hassle-Free, Plug-And-Play Solution For Up To 8 Hours* Of Uninterrupted Power Without The Need For Installation. It Operates As A Versatile Hybrid System, Recharging Batteries Via Municipal Power, Solar Panels, Or A Generator. Its Modular Design Allows Easy Connection Of Existing Solar Panels Or Inverter Systems, And Safety Features Like Overload Protection Ensure Device And Unit Safety. With Instant Activation, It Provides Consistent And Extended Power, While Intelligent Battery Charging Technology Optimizes Performance For Prolonged Usage. Ensuring 9-11 Hours Of Extended Power Supply.