... power from DC current to AC current, pure sine wave techinique, LCD. wind solar power inverter Specification: Capacity500W1000W2KW3KW5KWInput voltage range90V-280VACInput frequency rang50hz±3%Output AVRFour steps AVR,220v ... HY-600W, HY-1000W, HY-2000W, HY-3000W 2012/05/31 --- 2049/12/31 ETL Intertek ... High Reliability, 400W, 600W, 1000W, 2000W, 3000W 2009/11/05 Test Report Intertek Wind Turbine ...