New 500W Grid Tie Power Inverter Converter For Wind Turbine Wind Energy 10.8V - 30V DC to 115V AC Stackable Normal AC Output Power:450W; Maximum AC Output Power:500W; Peak Inverter Efficiency: 92% AC Output Voltage Range: 90V ~ 130V; DC Input Voltage Range: 10.8V ~ 30V; Total Harmonic Distortion(THD):&lt;5%; Power Factor: 0.99 AC Output Frequency Range: 46Hz ~ 65Hz; Output Current Waveform:Pure Sine-wave; Standby Power consumption:&lt;0.5W Features:MPPT Function/Over Current Protection/Over Temperature Protection/Reverse Polarity Protection/Island Protection/Stackable Package Includes: Power inverter and Power cord.