... overheat protection, output short circuit protection, input low-voltage protection, input overvoltage protection), enhanced the reliability of ... 1AEfficiency85%-95%ConnectorCables with connectorOutputAC Voltage100-120V /220V-240VACContinuous Power1000WSurge Power2000WWaveformPure Sine WaveFrequency50Hz or 60HzProtectionLow ... approved, dc 12v to ac 100v 110v 220v 230v 240v ,1kw /1000w solar converter