iMeshbean&reg; 600 Watt Wind Grid Tie MPPT Power Inverter for Wind Turbine System 10.8-30V DC Pure Sine Wave Stackable Dump Load Normal AC Output Power: 550w; Maximum AC Output Power: 600w; AC Output Voltage Range: 90V ~ 130V; AC Output Frequency Range: 46Hz ~ 65Hz; DC Input Voltage Range: 10.8V~ 30V Total Harmonic Distortion(THD): &lt;5%; Power Factor: 0.99; Peak Inverter Efficiency: 0.92; Standby Power consumption &lt;1W MPPT Function; Over Current Protection; Over Temperature Protection; Reverse Polarity Protection; Island Protection; Stackable; Package includes:1 x 600W GRID TIE Power Inverter & 1 x Power Cord & 1 x User Manual