12V 300W pure sine wave solar inverter with AC input 1) ... sine wave, nice quality, and little distortion. Input voltage including 12V, 24V, 48V, 96V, 120V,220V, 380V,440VDC, etc.output voltage ... input frequency50HZ/60HZ (Auto detection)Efficiency(Line Mode)>95%Transfer switch Rating30ATransfer time ac to dc/dc to ac10ms (typical)Inverter ...