... 1,Pure Sine Wave Inverter, Off-grid inverter SPV5000 2,5000W Inverter 3,DC/AC Inverter 4,CE Certification 220V Pure Sine Wave Inverter, Off-grid inverter SPV5000 pure sine wave power inverter ,off-grid inverter,off grid inverter,110 ... waveformSine waveOver-voltage protectionSingle 12V battery is 14.5~15V (Other voltage is multiplied)Efficiencyover70% SpecDC input voltageAC output voltageOutline size ...