AIMS Power 1000 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 home or business back-up power demands to campsites/cabins, tailgating parties or any recreational location. Use this product to power your essential household appliances during a power outage emergency.