The Luxpower 5KW Off-Grid Inverter is a battery inverter that provides you with a variety of ways to power your household devices directly from your battery bank and solar panels. The Luxpower 5KW off-grid inverter with generator-ready capability gives you freedom from the grid. The Luxpower 5KW Off-Grid Inverter is a DC to AC power inverter, pure sine wave type, with a built-in battery charger. 2 Year Warranty