... Return127V±4%/243±4%Frequency50Hz or 60Hz (auto sensing)Line Low Transfer47Hz for 50Hz,57Hz for 60HzLine high Transfer55Hz for ... 12V,31.4V for 24V,62.8V for 48VTransfer Efficiency line Mode95%Battery Mode88%power saverAvailable when the load is less ... 25 WattsIndicators7-LED DisplayFrom the right to the left,LED1 line mode (green lighting),LED2 inverter mode(green lighting),LED3 charging ...