WVC300 300Watt Waterproof Wide Voltage Solar Grid-tie Micro Power Inverter Converter Pure Sine Wave Output Inverter Power Line Communications (Input 17-50V DC, Output 80-160V AC) With advanced maximum power point tracking (MPPT) technology Synchronous high frequency high conversion rate AC 0 angle with high precision auto-detection Input and output is fully isolated to guarrantee electrical safety 6 grade power search with multiple parallel stacking availability