Specifications Maximum Output Power300WDC Input18V 50VAC Output Voltage120V 240VFrequency Range50 60HZ AutoMPPT range24V 40VOperating Temperature Range 40℃ 65℃Waterproof RatingIP55Weight0 95kg LED DISPLAY 1 Green light steady Microinverter in generating 2 Red flash Microinverter in waiting 3 Red light steadya Island protection b Over temperature protection c Over low AC voltage protection d Over low DC voltage protection e Over low AC frequency protection f Fault Package includes 1 x Grid Tie Inverter1 x AC Cable 1 x User s Manaul