1,pure sine wave output, use with different home appliance(TV,TUBE,FAN,AC) 2, AVR fuction, less than 10ms transfer time inverter Model NB-Y****301401501601751102Rated capacity(W)300W400W500W600W750W1000WInputCommercial Power range(VAC)100/110/120/127/220/230+25%,-35%Frequency(Hz)60/50±10%OutputAVR voltage rangeVAC100/110/120/127/220/230±10%(Auto-sensingWaveformSine waveFrequency(Hz)Commercial ...