JV99A FEATURES Pure Sine Wave Output Smart Power Priority (Solar/Battery/Grid) Adjustable Charging (Current/Voltage) Wide Solar Input (55-450V DC, 110AMPPT) Battery-Free Solar Mode WiFi Monitoring (Optional) Dustproof Kit (Optional) Remote LCD (5/10/20m Cable) Hybrid Mode (Solar+Grid) Lithium Battery Support Parallel Expandable (Up to 6 Units) USER MANUALDownload