AIMS Power 2000 Watt Pure Sine Low Frequency Inverter with built-in battery charger and transfer switch. This inverter charger is perfect for small-sized industrial applications that depend upon power being available even under heavy load. This heavy-duty inverter charger is ready to go wherever you need it. From off-grid home or business back up power systems to campsites, tailgating parties or solar systems. Use this product to power your essential household appliances during a power outage emergency. This inverter charger is capable of a 6000 watt surge for 20 seconds and can run at 2000 watts continuously. As an additional feature, this inverter is capable of being used worldwide by virtue of its auto frequency detection capabilities