Usage:Fieldwork,army using,Provide ACand DC power. Character:Output voltage:12V,9V,6V,4.5V,220V, ... Way:4h/dayUsage:Fieldwork,army using,Provide ACand DC power.Character:Output voltage:12V,9V,6V,4.5V,220V, ... solar power and network charge.Output Voltage: DC 12V/9V/6V/4.5V, AC220V.Usage: ... Field work, army usage to provide AC and DC electric power.Such as use for computer, radio and ...